./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/max.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/max.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97795e7b99ddd869ecccb7f865206a167342b52333873684a94abd35acf6650e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:07:10,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:07:10,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:07:10,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:07:10,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:07:10,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:07:10,566 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:07:10,567 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:07:10,568 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:07:10,568 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:07:10,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:07:10,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:07:10,570 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:07:10,570 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:07:10,571 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:07:10,571 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:07:10,572 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:07:10,572 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:07:10,573 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:07:10,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:07:10,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:07:10,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:07:10,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:07:10,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:07:10,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:07:10,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:07:10,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:07:10,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:07:10,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:07:10,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:07:10,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:07:10,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:07:10,587 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:07:10,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:07:10,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:07:10,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:07:10,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:07:10,588 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:07:10,589 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:07:10,590 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_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97795e7b99ddd869ecccb7f865206a167342b52333873684a94abd35acf6650e [2024-10-31 22:07:10,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:07:10,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:07:10,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:07:10,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:07:10,969 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:07:10,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/reducercommutativity/max.i Unable to find full path for "g++" [2024-10-31 22:07:13,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:07:13,230 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:07:13,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/sv-benchmarks/c/reducercommutativity/max.i [2024-10-31 22:07:13,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/data/4a3c4f6b8/04eef244efd045d8a103aac78a868da8/FLAGabbacf758 [2024-10-31 22:07:13,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/data/4a3c4f6b8/04eef244efd045d8a103aac78a868da8 [2024-10-31 22:07:13,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:07:13,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:07:13,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:07:13,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:07:13,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:07:13,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d4fc5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13, skipping insertion in model container [2024-10-31 22:07:13,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:07:13,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:07:13,550 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:07:13,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:07:13,594 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:07:13,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13 WrapperNode [2024-10-31 22:07:13,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:07:13,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:07:13,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:07:13,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:07:13,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,634 INFO L138 Inliner]: procedures = 16, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2024-10-31 22:07:13,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:07:13,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:07:13,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:07:13,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:07:13,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,650 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,665 INFO L175 MemorySlicer]: Split 22 memory accesses to 3 slices as follows [2, 6, 14]. 64 percent of accesses are in the largest equivalence class. The 8 initializations are split as follows [2, 6, 0]. The 4 writes are split as follows [0, 0, 4]. [2024-10-31 22:07:13,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:07:13,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:07:13,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:07:13,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:07:13,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (1/1) ... [2024-10-31 22:07:13,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:13,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:13,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:13,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:07:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:07:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:07:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:07:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:07:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:07:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:07:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:07:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:07:13,840 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:07:13,842 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:07:14,119 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-10-31 22:07:14,120 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:07:14,154 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:07:14,159 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:07:14,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:14 BoogieIcfgContainer [2024-10-31 22:07:14,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:07:14,165 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:07:14,165 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:07:14,171 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:07:14,172 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:07:14,172 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:07:13" (1/3) ... [2024-10-31 22:07:14,174 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76989c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:07:14, skipping insertion in model container [2024-10-31 22:07:14,174 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:07:14,175 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:13" (2/3) ... [2024-10-31 22:07:14,181 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76989c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:07:14, skipping insertion in model container [2024-10-31 22:07:14,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:07:14,181 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:14" (3/3) ... [2024-10-31 22:07:14,183 INFO L332 chiAutomizerObserver]: Analyzing ICFG max.i [2024-10-31 22:07:14,284 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:07:14,284 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:07:14,284 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:07:14,285 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:07:14,285 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:07:14,285 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:07:14,285 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:07:14,286 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:07:14,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 states, 31 states have (on average 1.4516129032258065) internal successors, (45), 31 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:14,320 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-10-31 22:07:14,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:14,320 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:14,327 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-31 22:07:14,328 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:14,328 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:07:14,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 states, 31 states have (on average 1.4516129032258065) internal successors, (45), 31 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:14,331 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-10-31 22:07:14,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:14,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:14,332 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-31 22:07:14,333 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:14,342 INFO L745 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 9#L31true assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 17#L22-3true [2024-10-31 22:07:14,343 INFO L747 eck$LassoCheckResult]: Loop: 17#L22-3true assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 15#L23true assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 29#L23-2true max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 12#L22-2true max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 17#L22-3true [2024-10-31 22:07:14,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:14,352 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2024-10-31 22:07:14,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:14,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886914053] [2024-10-31 22:07:14,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:14,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:14,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:14,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1326822, now seen corresponding path program 1 times [2024-10-31 22:07:14,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:14,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895092983] [2024-10-31 22:07:14,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:14,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:14,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:14,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1805089543, now seen corresponding path program 1 times [2024-10-31 22:07:14,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:14,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445447958] [2024-10-31 22:07:14,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:14,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:14,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:15,605 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:07:15,605 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:07:15,606 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:07:15,606 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:07:15,606 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:07:15,607 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:15,607 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:07:15,607 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:07:15,607 INFO L132 ssoRankerPreferences]: Filename of dumped script: max.i_Iteration1_Lasso [2024-10-31 22:07:15,608 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:07:15,608 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:07:15,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,753 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:15,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:16,781 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:07:16,787 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:07:16,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:16,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:16,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:16,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:07:16,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:16,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:16,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:16,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:16,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:16,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:16,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:16,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:16,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:16,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:16,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:16,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:16,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:16,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:07:16,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:16,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:16,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:16,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:16,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:16,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:16,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:16,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:16,870 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:16,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:07:16,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:16,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:16,896 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:16,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:07:16,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:16,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:16,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:16,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:16,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:16,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:16,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:16,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:16,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:16,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:07:16,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:16,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:16,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:16,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:07:16,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:16,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:16,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:16,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:16,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:16,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:16,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:16,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:16,965 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:16,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:07:16,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:16,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:16,987 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:16,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:07:16,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:07:17,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,029 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:07:17,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,061 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:07:17,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,084 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:07:17,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:07:17,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,136 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:07:17,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,160 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,166 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:07:17,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,188 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:07:17,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 22:07:17,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,234 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:07:17,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,259 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:07:17,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,281 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:07:17,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,308 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:07:17,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,330 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:07:17,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,351 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:07:17,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,372 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:07:17,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,401 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 22:07:17,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,423 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:07:17,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,447 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,468 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:07:17,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:07:17,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,515 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:07:17,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,539 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,553 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:07:17,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,589 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:07:17,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,611 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,633 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:07:17,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:17,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:17,661 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-31 22:07:17,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,682 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:07:17,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 22:07:17,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,726 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:07:17,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-31 22:07:17,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,759 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:07:17,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 22:07:17,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,788 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:07:17,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 22:07:17,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,816 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:07:17,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,832 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-10-31 22:07:17,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,848 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:07:17,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,863 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,883 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:07:17,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,913 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:07:17,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:17,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,946 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:07:17,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:17,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-31 22:07:17,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:17,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,975 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:07:17,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:17,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:17,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:17,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:17,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:17,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:17,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:17,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:17,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:18,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:18,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:18,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:18,003 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:18,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:07:18,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:18,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:18,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:18,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:18,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:18,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:18,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:18,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:18,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-31 22:07:18,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:18,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:18,037 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:18,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:07:18,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:18,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:18,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:18,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:18,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:18,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:18,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:18,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:18,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:18,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:18,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:18,080 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:18,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:07:18,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:18,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:18,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:18,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:18,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:18,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:18,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:18,114 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:07:18,168 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-31 22:07:18,168 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-31 22:07:18,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:18,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:18,188 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:18,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:07:18,201 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:07:18,221 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:07:18,222 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:07:18,222 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1, v_rep(select #length ULTIMATE.start_max_~x#1.base)_1) = -4*ULTIMATE.start_max_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_max_~x#1.base)_1 Supporting invariants [1*ULTIMATE.start_max_~x#1.offset >= 0] [2024-10-31 22:07:18,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:18,279 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-10-31 22:07:18,289 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:07:18,290 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:07:18,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:18,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:07:18,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:18,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:07:18,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:18,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:18,467 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:07:18,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 32 states, 31 states have (on average 1.4516129032258065) internal successors, (45), 31 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:18,581 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 32 states, 31 states have (on average 1.4516129032258065) internal successors, (45), 31 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 65 states and 90 transitions. Complement of second has 6 states. [2024-10-31 22:07:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:07:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:18,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 47 transitions. [2024-10-31 22:07:18,591 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 47 transitions. Stem has 3 letters. Loop has 4 letters. [2024-10-31 22:07:18,592 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:18,592 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 47 transitions. Stem has 7 letters. Loop has 4 letters. [2024-10-31 22:07:18,592 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:18,593 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 47 transitions. Stem has 3 letters. Loop has 8 letters. [2024-10-31 22:07:18,593 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:18,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 90 transitions. [2024-10-31 22:07:18,598 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:18,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 23 states and 32 transitions. [2024-10-31 22:07:18,602 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-31 22:07:18,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-10-31 22:07:18,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 32 transitions. [2024-10-31 22:07:18,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:18,604 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-10-31 22:07:18,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 32 transitions. [2024-10-31 22:07:18,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2024-10-31 22:07:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.391304347826087) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 32 transitions. [2024-10-31 22:07:18,626 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-10-31 22:07:18,626 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-10-31 22:07:18,626 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:07:18,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 32 transitions. [2024-10-31 22:07:18,627 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:18,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:18,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:18,627 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-31 22:07:18,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:18,628 INFO L745 eck$LassoCheckResult]: Stem: 204#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 202#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 196#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 197#L22-3 assume !(max_~i~0#1 < ~N~0); 199#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 195#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 192#L22-8 [2024-10-31 22:07:18,628 INFO L747 eck$LassoCheckResult]: Loop: 192#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 194#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 185#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 186#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 192#L22-8 [2024-10-31 22:07:18,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:18,628 INFO L85 PathProgramCache]: Analyzing trace with hash 889511083, now seen corresponding path program 1 times [2024-10-31 22:07:18,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:18,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10005279] [2024-10-31 22:07:18,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:18,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:18,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:18,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10005279] [2024-10-31 22:07:18,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10005279] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:18,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:18,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:07:18,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510114357] [2024-10-31 22:07:18,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:18,786 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:18,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:18,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2034854, now seen corresponding path program 1 times [2024-10-31 22:07:18,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:18,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577696094] [2024-10-31 22:07:18,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:18,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:18,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:18,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:18,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:18,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:18,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:18,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:18,922 INFO L87 Difference]: Start difference. First operand 23 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:18,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:18,975 INFO L93 Difference]: Finished difference Result 26 states and 33 transitions. [2024-10-31 22:07:18,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 33 transitions. [2024-10-31 22:07:18,976 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:18,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 33 transitions. [2024-10-31 22:07:18,977 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-10-31 22:07:18,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-10-31 22:07:18,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2024-10-31 22:07:18,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:18,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2024-10-31 22:07:18,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2024-10-31 22:07:18,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2024-10-31 22:07:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2024-10-31 22:07:18,980 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-10-31 22:07:18,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:18,981 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-10-31 22:07:18,981 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:07:18,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2024-10-31 22:07:18,982 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:18,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:18,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:18,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:18,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:18,983 INFO L745 eck$LassoCheckResult]: Stem: 259#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 255#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 250#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 251#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 260#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 258#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 256#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 257#L22-3 assume !(max_~i~0#1 < ~N~0); 252#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 253#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 247#L22-8 [2024-10-31 22:07:18,983 INFO L747 eck$LassoCheckResult]: Loop: 247#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 249#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 238#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 239#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 247#L22-8 [2024-10-31 22:07:18,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:18,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1805667996, now seen corresponding path program 1 times [2024-10-31 22:07:18,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:18,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288333116] [2024-10-31 22:07:18,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:18,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:19,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:19,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:19,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288333116] [2024-10-31 22:07:19,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288333116] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:19,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014449482] [2024-10-31 22:07:19,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:19,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:19,146 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:19,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-10-31 22:07:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:19,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:07:19,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:19,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:19,288 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:19,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014449482] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:19,325 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:19,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-31 22:07:19,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13620371] [2024-10-31 22:07:19,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:19,326 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:19,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:19,326 INFO L85 PathProgramCache]: Analyzing trace with hash 2034854, now seen corresponding path program 2 times [2024-10-31 22:07:19,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:19,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941977829] [2024-10-31 22:07:19,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:19,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:19,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:07:19,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:07:19,418 INFO L87 Difference]: Start difference. First operand 23 states and 29 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 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) [2024-10-31 22:07:19,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:19,498 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2024-10-31 22:07:19,498 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2024-10-31 22:07:19,499 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:19,500 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2024-10-31 22:07:19,500 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-10-31 22:07:19,500 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-10-31 22:07:19,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2024-10-31 22:07:19,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:19,501 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2024-10-31 22:07:19,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2024-10-31 22:07:19,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 27. [2024-10-31 22:07:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 26 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2024-10-31 22:07:19,507 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-10-31 22:07:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:07:19,509 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-10-31 22:07:19,509 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:07:19,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2024-10-31 22:07:19,509 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:19,510 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:19,510 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:19,510 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:19,510 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:19,510 INFO L745 eck$LassoCheckResult]: Stem: 377#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 372#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 367#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 368#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 379#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 381#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 373#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 374#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 378#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 375#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 376#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 380#L22-3 assume !(max_~i~0#1 < ~N~0); 369#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 370#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 364#L22-8 [2024-10-31 22:07:19,511 INFO L747 eck$LassoCheckResult]: Loop: 364#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 366#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 355#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 356#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 364#L22-8 [2024-10-31 22:07:19,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:19,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1818198429, now seen corresponding path program 2 times [2024-10-31 22:07:19,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:19,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791010812] [2024-10-31 22:07:19,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:19,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:19,565 INFO L85 PathProgramCache]: Analyzing trace with hash 2034854, now seen corresponding path program 3 times [2024-10-31 22:07:19,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:19,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899366324] [2024-10-31 22:07:19,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,573 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:19,580 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:19,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:19,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1198284866, now seen corresponding path program 1 times [2024-10-31 22:07:19,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:19,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988585783] [2024-10-31 22:07:19,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:20,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:20,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988585783] [2024-10-31 22:07:20,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988585783] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:20,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364573126] [2024-10-31 22:07:20,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:20,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:20,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:20,312 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:20,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-10-31 22:07:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:20,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-31 22:07:20,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:20,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 11 [2024-10-31 22:07:20,711 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 15 treesize of output 7 [2024-10-31 22:07:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:20,737 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:20,876 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-31 22:07:20,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 24 [2024-10-31 22:07:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:21,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364573126] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:21,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:21,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-10-31 22:07:21,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646377122] [2024-10-31 22:07:21,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:21,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:21,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-31 22:07:21,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2024-10-31 22:07:21,121 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. cyclomatic complexity: 11 Second operand has 22 states, 22 states have (on average 1.9090909090909092) internal successors, (42), 22 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:21,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:21,936 INFO L93 Difference]: Finished difference Result 65 states and 88 transitions. [2024-10-31 22:07:21,936 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 88 transitions. [2024-10-31 22:07:21,941 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 18 [2024-10-31 22:07:21,945 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 65 states and 88 transitions. [2024-10-31 22:07:21,946 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2024-10-31 22:07:21,946 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2024-10-31 22:07:21,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 88 transitions. [2024-10-31 22:07:21,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:21,947 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 88 transitions. [2024-10-31 22:07:21,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 88 transitions. [2024-10-31 22:07:21,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 39. [2024-10-31 22:07:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 38 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 50 transitions. [2024-10-31 22:07:21,953 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 50 transitions. [2024-10-31 22:07:21,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-31 22:07:21,956 INFO L425 stractBuchiCegarLoop]: Abstraction has 39 states and 50 transitions. [2024-10-31 22:07:21,957 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:07:21,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 50 transitions. [2024-10-31 22:07:21,958 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:21,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:21,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:21,960 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:21,960 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:21,960 INFO L745 eck$LassoCheckResult]: Stem: 608#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 602#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 596#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 597#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 606#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 605#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 603#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 604#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 609#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 619#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 618#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 617#L22-3 assume !(max_~i~0#1 < ~N~0); 616#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 600#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 593#L22-8 [2024-10-31 22:07:21,960 INFO L747 eck$LassoCheckResult]: Loop: 593#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 595#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 584#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 585#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 593#L22-8 [2024-10-31 22:07:21,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:21,961 INFO L85 PathProgramCache]: Analyzing trace with hash -2083741857, now seen corresponding path program 1 times [2024-10-31 22:07:21,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:21,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898140009] [2024-10-31 22:07:21,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:21,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:21,986 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:22,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:22,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:22,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2034854, now seen corresponding path program 4 times [2024-10-31 22:07:22,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:22,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302646843] [2024-10-31 22:07:22,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:22,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:22,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:22,018 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:22,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:22,019 INFO L85 PathProgramCache]: Analyzing trace with hash -2085565180, now seen corresponding path program 1 times [2024-10-31 22:07:22,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:22,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426270332] [2024-10-31 22:07:22,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:22,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:22,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:22,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:23,237 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:07:23,237 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:07:23,237 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:07:23,237 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:07:23,237 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:07:23,237 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:23,238 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:07:23,238 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:07:23,238 INFO L132 ssoRankerPreferences]: Filename of dumped script: max.i_Iteration5_Lasso [2024-10-31 22:07:23,238 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:07:23,238 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:07:23,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:23,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:24,420 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:07:24,421 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:07:24,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,436 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:07:24,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-10-31 22:07:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,479 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:07:24,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,519 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:07:24,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,560 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:07:24,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,586 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,607 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:07:24,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,651 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:07:24,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-10-31 22:07:24,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,693 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 22:07:24,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,708 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,711 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-31 22:07:24,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,724 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 22:07:24,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,742 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-31 22:07:24,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,754 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 22:07:24,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:24,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-31 22:07:24,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,786 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 22:07:24,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,804 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-31 22:07:24,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,821 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 22:07:24,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,858 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 22:07:24,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,900 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 22:07:24,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:24,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,942 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 22:07:24,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:24,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:24,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:24,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:24,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-10-31 22:07:24,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:24,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:24,976 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:24,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 22:07:24,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:24,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:24,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:24,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:24,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:24,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:24,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:25,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:25,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-31 22:07:25,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:25,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:25,023 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:25,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 22:07:25,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:25,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:25,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:25,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:25,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:25,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:25,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:25,048 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:25,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:25,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:25,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:25,062 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:25,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 22:07:25,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:25,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:25,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:25,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:25,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:25,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:25,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:25,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:25,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-31 22:07:25,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:25,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:25,096 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:25,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 22:07:25,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:25,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:25,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:25,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:25,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:25,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:25,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:25,113 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:25,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 22:07:25,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:25,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:25,127 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:25,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 22:07:25,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:25,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:25,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:25,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:25,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:25,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:25,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:25,158 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:07:25,182 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 22:07:25,182 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-31 22:07:25,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:25,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:25,185 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:25,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 22:07:25,187 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:07:25,203 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:07:25,203 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:07:25,203 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1) = -2*ULTIMATE.start_max_~i~0#1 + 3 Supporting invariants [-1*~N~0 + 2 >= 0] [2024-10-31 22:07:25,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:25,253 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-10-31 22:07:25,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:25,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:07:25,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:25,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:07:25,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:25,459 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2024-10-31 22:07:25,460 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 50 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:25,586 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 50 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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 70 states and 95 transitions. Complement of second has 10 states. [2024-10-31 22:07:25,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2024-10-31 22:07:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 34 transitions. [2024-10-31 22:07:25,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 14 letters. Loop has 4 letters. [2024-10-31 22:07:25,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:25,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 18 letters. Loop has 4 letters. [2024-10-31 22:07:25,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:25,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 14 letters. Loop has 8 letters. [2024-10-31 22:07:25,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:25,589 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 95 transitions. [2024-10-31 22:07:25,590 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:25,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 66 states and 88 transitions. [2024-10-31 22:07:25,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 22:07:25,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-10-31 22:07:25,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 88 transitions. [2024-10-31 22:07:25,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:25,592 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 88 transitions. [2024-10-31 22:07:25,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 88 transitions. [2024-10-31 22:07:25,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 57. [2024-10-31 22:07:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.3157894736842106) internal successors, (75), 56 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 75 transitions. [2024-10-31 22:07:25,596 INFO L240 hiAutomatonCegarLoop]: Abstraction has 57 states and 75 transitions. [2024-10-31 22:07:25,596 INFO L425 stractBuchiCegarLoop]: Abstraction has 57 states and 75 transitions. [2024-10-31 22:07:25,596 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 22:07:25,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states and 75 transitions. [2024-10-31 22:07:25,597 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:25,597 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:25,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:25,598 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:25,598 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:07:25,598 INFO L745 eck$LassoCheckResult]: Stem: 849#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 846#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 842#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 843#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 852#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 872#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 870#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 869#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 868#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 864#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 862#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 859#L22-3 assume !(max_~i~0#1 < ~N~0); 857#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 855#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 854#L22-8 assume !(max_~i~0#1 < ~N~0); 836#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 839#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 833#L43-3 [2024-10-31 22:07:25,599 INFO L747 eck$LassoCheckResult]: Loop: 833#L43-3 assume !!(main_~i~1#1 < ~N~0 - 1);call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1; 832#L43-2 main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 833#L43-3 [2024-10-31 22:07:25,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1591298555, now seen corresponding path program 1 times [2024-10-31 22:07:25,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:25,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126788243] [2024-10-31 22:07:25,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:25,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-31 22:07:25,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:25,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126788243] [2024-10-31 22:07:25,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126788243] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:25,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:25,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:07:25,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545054360] [2024-10-31 22:07:25,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:25,656 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:25,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,656 INFO L85 PathProgramCache]: Analyzing trace with hash 2851, now seen corresponding path program 1 times [2024-10-31 22:07:25,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:25,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460194213] [2024-10-31 22:07:25,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,664 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:25,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-31 22:07:25,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:25,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:07:25,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:07:25,779 INFO L87 Difference]: Start difference. First operand 57 states and 75 transitions. cyclomatic complexity: 24 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:25,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:25,837 INFO L93 Difference]: Finished difference Result 68 states and 86 transitions. [2024-10-31 22:07:25,838 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 86 transitions. [2024-10-31 22:07:25,838 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:25,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 86 transitions. [2024-10-31 22:07:25,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-10-31 22:07:25,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2024-10-31 22:07:25,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 86 transitions. [2024-10-31 22:07:25,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:25,841 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 86 transitions. [2024-10-31 22:07:25,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 86 transitions. [2024-10-31 22:07:25,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 58. [2024-10-31 22:07:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.2586206896551724) internal successors, (73), 57 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 73 transitions. [2024-10-31 22:07:25,847 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 73 transitions. [2024-10-31 22:07:25,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:07:25,848 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 73 transitions. [2024-10-31 22:07:25,848 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-31 22:07:25,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 73 transitions. [2024-10-31 22:07:25,849 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 22:07:25,849 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:25,849 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:25,849 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:25,849 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:25,850 INFO L745 eck$LassoCheckResult]: Stem: 984#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 980#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 976#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 977#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 985#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 1004#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1002#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1000#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 998#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 995#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 994#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 992#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 993#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1007#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1006#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1005#L22-3 assume !(max_~i~0#1 < ~N~0); 1003#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1001#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 999#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 988#L23-3 [2024-10-31 22:07:25,850 INFO L747 eck$LassoCheckResult]: Loop: 988#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 955#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 956#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 966#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 988#L23-3 [2024-10-31 22:07:25,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,850 INFO L85 PathProgramCache]: Analyzing trace with hash 209733900, now seen corresponding path program 1 times [2024-10-31 22:07:25,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:25,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252313996] [2024-10-31 22:07:25,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:25,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:25,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,883 INFO L85 PathProgramCache]: Analyzing trace with hash 2128124, now seen corresponding path program 5 times [2024-10-31 22:07:25,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:25,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237410781] [2024-10-31 22:07:25,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:25,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:25,892 INFO L85 PathProgramCache]: Analyzing trace with hash -772848505, now seen corresponding path program 2 times [2024-10-31 22:07:25,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:25,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409073184] [2024-10-31 22:07:25,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:25,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:25,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:27,293 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:07:27,293 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:07:27,293 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:07:27,293 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:07:27,294 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:07:27,294 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:27,294 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:07:27,294 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:07:27,294 INFO L132 ssoRankerPreferences]: Filename of dumped script: max.i_Iteration7_Lasso [2024-10-31 22:07:27,294 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:07:27,294 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:07:27,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:27,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:28,606 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:07:28,606 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:07:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,608 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 22:07:28,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:28,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,651 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 22:07:28,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,670 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:28,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,692 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-31 22:07:28,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,710 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:28,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,731 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-31 22:07:28,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-31 22:07:28,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,772 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-31 22:07:28,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-31 22:07:28,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,813 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-31 22:07:28,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-10-31 22:07:28,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,853 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-31 22:07:28,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:28,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,906 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-31 22:07:28,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:28,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,949 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-31 22:07:28,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:28,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:28,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:28,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:28,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:28,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:28,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:28,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:28,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:28,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-10-31 22:07:28,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:28,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:28,988 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:28,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-31 22:07:28,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,033 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-31 22:07:29,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-10-31 22:07:29,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,078 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-31 22:07:29,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,097 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,110 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-31 22:07:29,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-10-31 22:07:29,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,139 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-31 22:07:29,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-31 22:07:29,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,166 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-31 22:07:29,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-31 22:07:29,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,193 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-31 22:07:29,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,221 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-31 22:07:29,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,252 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-31 22:07:29,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,279 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-31 22:07:29,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,315 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-31 22:07:29,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,344 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-31 22:07:29,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,385 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-31 22:07:29,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-31 22:07:29,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,428 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-31 22:07:29,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-10-31 22:07:29,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,457 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-31 22:07:29,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,471 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-10-31 22:07:29,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,487 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-31 22:07:29,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,503 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-10-31 22:07:29,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,516 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-31 22:07:29,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:29,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:29,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:29,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:29,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,542 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-31 22:07:29,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,558 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-10-31 22:07:29,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,571 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-31 22:07:29,572 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 [2024-10-31 22:07:29,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,588 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-10-31 22:07:29,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,600 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-31 22:07:29,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-10-31 22:07:29,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,631 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-31 22:07:29,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2024-10-31 22:07:29,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,668 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-31 22:07:29,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,682 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-10-31 22:07:29,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,704 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-10-31 22:07:29,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,718 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:07:29,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,727 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:07:29,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-10-31 22:07:29,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,754 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-10-31 22:07:29,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,774 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:29,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-10-31 22:07:29,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,788 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-10-31 22:07:29,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:29,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:29,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:29,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:29,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:29,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:29,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:29,822 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:07:29,855 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2024-10-31 22:07:29,855 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-31 22:07:29,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:29,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:29,857 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:29,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-10-31 22:07:29,859 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:07:29,878 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:07:29,878 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:07:29,878 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1, ~N~0) = -1*ULTIMATE.start_max_~i~0#1 + 1*~N~0 Supporting invariants [] [2024-10-31 22:07:29,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-10-31 22:07:29,921 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-31 22:07:29,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:29,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:07:29,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:30,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:07:30,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:30,024 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:07:30,024 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 73 transitions. cyclomatic complexity: 21 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:30,054 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 73 transitions. cyclomatic complexity: 21. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 65 states and 87 transitions. Complement of second has 7 states. [2024-10-31 22:07:30,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:07:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2024-10-31 22:07:30,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 19 letters. Loop has 4 letters. [2024-10-31 22:07:30,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:30,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 23 letters. Loop has 4 letters. [2024-10-31 22:07:30,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:30,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 19 letters. Loop has 8 letters. [2024-10-31 22:07:30,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:30,056 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 87 transitions. [2024-10-31 22:07:30,057 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:30,061 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 65 states and 87 transitions. [2024-10-31 22:07:30,061 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 22:07:30,061 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2024-10-31 22:07:30,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 87 transitions. [2024-10-31 22:07:30,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:07:30,062 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 87 transitions. [2024-10-31 22:07:30,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 87 transitions. [2024-10-31 22:07:30,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2024-10-31 22:07:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 57 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 77 transitions. [2024-10-31 22:07:30,068 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 77 transitions. [2024-10-31 22:07:30,069 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 77 transitions. [2024-10-31 22:07:30,069 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-31 22:07:30,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 77 transitions. [2024-10-31 22:07:30,069 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:30,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:30,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:30,070 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:30,070 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:07:30,070 INFO L745 eck$LassoCheckResult]: Stem: 1227#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 1224#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 1220#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1221#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1231#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 1255#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1257#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1256#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1254#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1248#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1251#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1249#L22-3 assume !(max_~i~0#1 < ~N~0); 1218#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1217#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1215#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1216#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1202#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1203#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1213#L22-8 assume !(max_~i~0#1 < ~N~0); 1225#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1219#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 1212#L43-3 [2024-10-31 22:07:30,070 INFO L747 eck$LassoCheckResult]: Loop: 1212#L43-3 assume !!(main_~i~1#1 < ~N~0 - 1);call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1; 1211#L43-2 main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1212#L43-3 [2024-10-31 22:07:30,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:30,071 INFO L85 PathProgramCache]: Analyzing trace with hash -18080898, now seen corresponding path program 1 times [2024-10-31 22:07:30,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:30,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333825039] [2024-10-31 22:07:30,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:30,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-31 22:07:30,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:30,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333825039] [2024-10-31 22:07:30,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333825039] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:30,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735113732] [2024-10-31 22:07:30,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:30,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:30,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:30,146 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:30,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2024-10-31 22:07:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:30,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:07:30,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-31 22:07:30,280 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-31 22:07:30,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735113732] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:30,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:30,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-31 22:07:30,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681478406] [2024-10-31 22:07:30,328 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:30,329 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:30,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:30,329 INFO L85 PathProgramCache]: Analyzing trace with hash 2851, now seen corresponding path program 2 times [2024-10-31 22:07:30,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:30,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930394863] [2024-10-31 22:07:30,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:30,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:30,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:30,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:30,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:30,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-31 22:07:30,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2024-10-31 22:07:30,404 INFO L87 Difference]: Start difference. First operand 58 states and 77 transitions. cyclomatic complexity: 24 Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:30,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:30,504 INFO L93 Difference]: Finished difference Result 78 states and 104 transitions. [2024-10-31 22:07:30,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 104 transitions. [2024-10-31 22:07:30,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:30,506 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 75 states and 96 transitions. [2024-10-31 22:07:30,507 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2024-10-31 22:07:30,507 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-10-31 22:07:30,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 96 transitions. [2024-10-31 22:07:30,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:07:30,507 INFO L218 hiAutomatonCegarLoop]: Abstraction has 75 states and 96 transitions. [2024-10-31 22:07:30,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 96 transitions. [2024-10-31 22:07:30,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 59. [2024-10-31 22:07:30,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.271186440677966) internal successors, (75), 58 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 75 transitions. [2024-10-31 22:07:30,511 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 75 transitions. [2024-10-31 22:07:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:07:30,516 INFO L425 stractBuchiCegarLoop]: Abstraction has 59 states and 75 transitions. [2024-10-31 22:07:30,516 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-31 22:07:30,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 75 transitions. [2024-10-31 22:07:30,517 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:30,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:30,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:30,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:30,518 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:07:30,518 INFO L745 eck$LassoCheckResult]: Stem: 1499#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 1494#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 1490#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1491#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1497#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 1496#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1492#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1493#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1500#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1513#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1512#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1510#L22-3 assume !(max_~i~0#1 < ~N~0); 1487#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1488#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1484#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1485#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1473#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1474#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1483#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1486#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1471#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1472#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1482#L22-8 assume !(max_~i~0#1 < ~N~0); 1495#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1489#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 1481#L43-3 [2024-10-31 22:07:30,518 INFO L747 eck$LassoCheckResult]: Loop: 1481#L43-3 assume !!(main_~i~1#1 < ~N~0 - 1);call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1; 1480#L43-2 main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1481#L43-3 [2024-10-31 22:07:30,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:30,519 INFO L85 PathProgramCache]: Analyzing trace with hash -2011161481, now seen corresponding path program 2 times [2024-10-31 22:07:30,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:30,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010350600] [2024-10-31 22:07:30,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:30,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:30,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-10-31 22:07:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:31,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:31,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010350600] [2024-10-31 22:07:31,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010350600] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:31,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921776195] [2024-10-31 22:07:31,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:07:31,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:31,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:31,213 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:31,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Waiting until timeout for monitored process [2024-10-31 22:07:31,296 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:07:31,296 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:07:31,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-10-31 22:07:31,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:31,426 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-31 22:07:31,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 18 [2024-10-31 22:07:31,550 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 15 treesize of output 7 [2024-10-31 22:07:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-31 22:07:31,574 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:31,765 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-31 22:07:31,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 24 [2024-10-31 22:07:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-31 22:07:31,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921776195] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:31,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:31,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 24 [2024-10-31 22:07:31,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80120039] [2024-10-31 22:07:31,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:31,822 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:31,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:31,822 INFO L85 PathProgramCache]: Analyzing trace with hash 2851, now seen corresponding path program 3 times [2024-10-31 22:07:31,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:31,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513426206] [2024-10-31 22:07:31,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:31,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:31,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:31,835 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:31,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:31,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-31 22:07:31,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2024-10-31 22:07:31,915 INFO L87 Difference]: Start difference. First operand 59 states and 75 transitions. cyclomatic complexity: 21 Second operand has 24 states, 24 states have (on average 2.1666666666666665) internal successors, (52), 24 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:32,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:32,390 INFO L93 Difference]: Finished difference Result 102 states and 132 transitions. [2024-10-31 22:07:32,390 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 132 transitions. [2024-10-31 22:07:32,391 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:32,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 102 states and 132 transitions. [2024-10-31 22:07:32,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2024-10-31 22:07:32,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2024-10-31 22:07:32,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 132 transitions. [2024-10-31 22:07:32,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:07:32,393 INFO L218 hiAutomatonCegarLoop]: Abstraction has 102 states and 132 transitions. [2024-10-31 22:07:32,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states and 132 transitions. [2024-10-31 22:07:32,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 78. [2024-10-31 22:07:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 78 states have (on average 1.2820512820512822) internal successors, (100), 77 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2024-10-31 22:07:32,397 INFO L240 hiAutomatonCegarLoop]: Abstraction has 78 states and 100 transitions. [2024-10-31 22:07:32,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-31 22:07:32,398 INFO L425 stractBuchiCegarLoop]: Abstraction has 78 states and 100 transitions. [2024-10-31 22:07:32,399 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-31 22:07:32,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states and 100 transitions. [2024-10-31 22:07:32,399 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-31 22:07:32,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:32,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:32,400 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:32,400 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:07:32,400 INFO L745 eck$LassoCheckResult]: Stem: 1835#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 1830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 1826#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1827#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1838#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 1864#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1863#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1862#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1861#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1860#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1858#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1856#L22-3 assume !(max_~i~0#1 < ~N~0); 1853#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1851#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1849#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1847#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 1813#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1814#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1821#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1824#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 1811#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 1812#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 1820#L22-8 assume !(max_~i~0#1 < ~N~0); 1833#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1825#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 1819#L43-3 [2024-10-31 22:07:32,400 INFO L747 eck$LassoCheckResult]: Loop: 1819#L43-3 assume !!(main_~i~1#1 < ~N~0 - 1);call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1; 1818#L43-2 main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1819#L43-3 [2024-10-31 22:07:32,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:32,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1618134471, now seen corresponding path program 1 times [2024-10-31 22:07:32,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:32,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701469962] [2024-10-31 22:07:32,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:32,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:32,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:32,478 INFO L85 PathProgramCache]: Analyzing trace with hash 2851, now seen corresponding path program 4 times [2024-10-31 22:07:32,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:32,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333389315] [2024-10-31 22:07:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:32,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:32,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:32,493 INFO L85 PathProgramCache]: Analyzing trace with hash -249063589, now seen corresponding path program 1 times [2024-10-31 22:07:32,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:32,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966479630] [2024-10-31 22:07:32,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:32,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:32,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:35,757 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:07:35,757 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:07:35,757 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:07:35,757 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:07:35,758 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:07:35,758 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:35,758 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:07:35,758 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:07:35,758 INFO L132 ssoRankerPreferences]: Filename of dumped script: max.i_Iteration10_Lasso [2024-10-31 22:07:35,758 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:07:35,758 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:07:35,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:35,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:35,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:35,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:35,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:35,774 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:38,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:39,421 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:07:39,422 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:07:39,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,423 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-10-31 22:07:39,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:39,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:39,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:39,438 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2024-10-31 22:07:39,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,452 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-10-31 22:07:39,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:39,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:39,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:39,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-10-31 22:07:39,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,479 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-10-31 22:07:39,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:39,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:39,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:39,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-10-31 22:07:39,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,508 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-10-31 22:07:39,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:39,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:39,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:39,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2024-10-31 22:07:39,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,536 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-10-31 22:07:39,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:39,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:39,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:39,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-10-31 22:07:39,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,566 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-10-31 22:07:39,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,588 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:39,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:39,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2024-10-31 22:07:39,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,606 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-10-31 22:07:39,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:39,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:39,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2024-10-31 22:07:39,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,635 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-10-31 22:07:39,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,648 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:07:39,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,653 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:07:39,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:39,663 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2024-10-31 22:07:39,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,675 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-10-31 22:07:39,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:39,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:39,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:39,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:39,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,704 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-10-31 22:07:39,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:39,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:39,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:39,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:39,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:39,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:39,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:39,728 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:07:39,738 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-31 22:07:39,738 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-31 22:07:39,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:39,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:39,739 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:39,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2024-10-31 22:07:39,741 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:07:39,752 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:07:39,752 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:07:39,752 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ~N~0) = -1*ULTIMATE.start_main_~i~1#1 + 1*~N~0 Supporting invariants [] [2024-10-31 22:07:39,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:39,776 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-10-31 22:07:39,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:39,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:07:39,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:39,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:07:39,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:39,903 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:07:39,903 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 78 states and 100 transitions. cyclomatic complexity: 28 Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) [2024-10-31 22:07:39,924 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 78 states and 100 transitions. cyclomatic complexity: 28. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) Result 80 states and 104 transitions. Complement of second has 5 states. [2024-10-31 22:07:39,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:07:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) [2024-10-31 22:07:39,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-31 22:07:39,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 25 letters. Loop has 2 letters. [2024-10-31 22:07:39,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:39,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 27 letters. Loop has 2 letters. [2024-10-31 22:07:39,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:39,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 25 letters. Loop has 4 letters. [2024-10-31 22:07:39,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:39,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 104 transitions. [2024-10-31 22:07:39,929 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-31 22:07:39,929 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 79 states and 102 transitions. [2024-10-31 22:07:39,929 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-10-31 22:07:39,930 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-31 22:07:39,930 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 102 transitions. [2024-10-31 22:07:39,930 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:07:39,930 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 102 transitions. [2024-10-31 22:07:39,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 102 transitions. [2024-10-31 22:07:39,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-10-31 22:07:39,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70ba241-83e3-492a-911b-54ee18c32ca6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2024-10-31 22:07:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.2911392405063291) internal successors, (102), 78 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2024-10-31 22:07:39,938 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 102 transitions. [2024-10-31 22:07:39,939 INFO L425 stractBuchiCegarLoop]: Abstraction has 79 states and 102 transitions. [2024-10-31 22:07:39,939 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-31 22:07:39,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 102 transitions. [2024-10-31 22:07:39,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-31 22:07:39,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:39,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:39,941 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:39,941 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:39,941 INFO L745 eck$LassoCheckResult]: Stem: 2111#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 2106#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 2103#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2104#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2116#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2144#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2161#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2159#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2157#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 2155#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2153#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2152#L22-3 assume !(max_~i~0#1 < ~N~0); 2151#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 2150#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2148#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2120#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2115#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2119#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2118#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2117#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 2084#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2085#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2095#L22-8 assume !(max_~i~0#1 < ~N~0); 2109#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 2101#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 2102#L43-3 assume !(main_~i~1#1 < ~N~0 - 1); 2090#L43-4 havoc main_~i~1#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (~N~0 - 1), 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2089#L22-13 [2024-10-31 22:07:39,942 INFO L747 eck$LassoCheckResult]: Loop: 2089#L22-13 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2091#L23-6 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2092#L23-8 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2088#L22-12 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2089#L22-13 [2024-10-31 22:07:39,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:39,942 INFO L85 PathProgramCache]: Analyzing trace with hash -249063647, now seen corresponding path program 1 times [2024-10-31 22:07:39,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:39,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896562148] [2024-10-31 22:07:39,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:39,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:07:40,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:40,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896562148] [2024-10-31 22:07:40,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896562148] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:40,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:40,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:07:40,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169663477] [2024-10-31 22:07:40,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:40,071 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:07:40,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:40,071 INFO L85 PathProgramCache]: Analyzing trace with hash 3173862, now seen corresponding path program 1 times [2024-10-31 22:07:40,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:40,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196186204] [2024-10-31 22:07:40,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,077 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:40,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:40,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:07:40,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:07:40,148 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. cyclomatic complexity: 29 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 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) [2024-10-31 22:07:40,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:40,175 INFO L93 Difference]: Finished difference Result 80 states and 102 transitions. [2024-10-31 22:07:40,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 102 transitions. [2024-10-31 22:07:40,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-31 22:07:40,177 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 80 states and 102 transitions. [2024-10-31 22:07:40,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-10-31 22:07:40,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-31 22:07:40,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80 states and 102 transitions. [2024-10-31 22:07:40,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:07:40,178 INFO L218 hiAutomatonCegarLoop]: Abstraction has 80 states and 102 transitions. [2024-10-31 22:07:40,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states and 102 transitions. [2024-10-31 22:07:40,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 79. [2024-10-31 22:07:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.2784810126582278) internal successors, (101), 78 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2024-10-31 22:07:40,182 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 101 transitions. [2024-10-31 22:07:40,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:07:40,183 INFO L425 stractBuchiCegarLoop]: Abstraction has 79 states and 101 transitions. [2024-10-31 22:07:40,183 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-31 22:07:40,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 101 transitions. [2024-10-31 22:07:40,184 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-31 22:07:40,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:07:40,184 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:07:40,185 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:40,185 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 22:07:40,186 INFO L745 eck$LassoCheckResult]: Stem: 2279#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(109, 2, 0, 1);call write~init~int#1(97, 2, 1, 1);call write~init~int#1(120, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0; 2275#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 2271#L31 assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2272#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2280#L23 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2304#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2303#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2302#L22-3 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2301#L23 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 2300#L23-2 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2298#L22-2 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2296#L22-3 assume !(max_~i~0#1 < ~N~0); 2293#L22-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 2291#max_returnLabel#1 main_#t~ret6#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2289#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2286#L23-3 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2252#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2253#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2284#L22-8 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2283#L23-3 assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1; 2250#L23-5 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2251#L22-7 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2261#L22-8 assume !(max_~i~0#1 < ~N~0); 2276#L22-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 2269#max_returnLabel#2 main_#t~ret9#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0; 2270#L43-3 assume !!(main_~i~1#1 < ~N~0 - 1);call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1; 2259#L43-2 main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 2260#L43-3 assume !(main_~i~1#1 < ~N~0 - 1); 2256#L43-4 havoc main_~i~1#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (~N~0 - 1), 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 2255#L22-13 [2024-10-31 22:07:40,186 INFO L747 eck$LassoCheckResult]: Loop: 2255#L22-13 assume !!(max_~i~0#1 < ~N~0);call max_#t~mem1#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 2257#L23-6 assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#2(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1; 2258#L23-8 max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1; 2254#L22-12 max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1; 2255#L22-13 [2024-10-31 22:07:40,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:40,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1168061379, now seen corresponding path program 1 times [2024-10-31 22:07:40,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:40,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873557889] [2024-10-31 22:07:40,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:40,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,248 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:40,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:40,249 INFO L85 PathProgramCache]: Analyzing trace with hash 3173862, now seen corresponding path program 2 times [2024-10-31 22:07:40,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:40,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177411606] [2024-10-31 22:07:40,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:40,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,257 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:40,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:40,258 INFO L85 PathProgramCache]: Analyzing trace with hash 934015144, now seen corresponding path program 1 times [2024-10-31 22:07:40,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:40,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982571028] [2024-10-31 22:07:40,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:40,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:07:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:07:40,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace