./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:59:12,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:59:12,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 04:59:12,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:59:12,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:59:12,719 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:59:12,721 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:59:12,722 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:59:12,722 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:59:12,722 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:59:12,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:59:12,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:59:12,724 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:59:12,724 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 04:59:12,725 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 04:59:12,725 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 04:59:12,725 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 04:59:12,725 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 04:59:12,725 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 04:59:12,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 04:59:12,726 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:59:12,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:59:12,727 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 04:59:12,727 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:59:12,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:59:12,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:59:12,728 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:59:12,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:59:12,728 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 04:59:12,728 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 04:59:12,728 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 [2024-11-28 04:59:13,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:59:13,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:59:13,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:59:13,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:59:13,054 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:59:13,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2024-11-28 04:59:16,014 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/data/d8ac8e738/f393869eb20c428ca356520924ccc9a3/FLAG9390674f3 [2024-11-28 04:59:16,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:59:16,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2024-11-28 04:59:16,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/data/d8ac8e738/f393869eb20c428ca356520924ccc9a3/FLAG9390674f3 [2024-11-28 04:59:16,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/data/d8ac8e738/f393869eb20c428ca356520924ccc9a3 [2024-11-28 04:59:16,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:59:16,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:59:16,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:59:16,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:59:16,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:59:16,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:59:16" (1/1) ... [2024-11-28 04:59:16,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5b44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:16, skipping insertion in model container [2024-11-28 04:59:16,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:59:16" (1/1) ... [2024-11-28 04:59:16,639 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:59:17,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:59:17,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:59:17,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:59:17,106 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:59:17,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17 WrapperNode [2024-11-28 04:59:17,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:59:17,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:59:17,110 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:59:17,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:59:17,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,155 INFO L138 Inliner]: procedures = 110, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2024-11-28 04:59:17,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:59:17,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:59:17,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:59:17,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:59:17,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,170 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,186 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [4, 5, 5]. 36 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 8 writes are split as follows [2, 3, 3]. [2024-11-28 04:59:17,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,194 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:59:17,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:59:17,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:59:17,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:59:17,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (1/1) ... [2024-11-28 04:59:17,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:17,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:17,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:17,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 04:59:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:59:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:59:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:59:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:59:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:59:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:59:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:59:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:59:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:59:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:59:17,417 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:59:17,419 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:59:17,562 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-28 04:59:17,563 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:59:17,572 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:59:17,572 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:59:17,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:59:17 BoogieIcfgContainer [2024-11-28 04:59:17,573 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:59:17,574 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 04:59:17,574 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 04:59:17,579 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 04:59:17,580 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:59:17,580 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 04:59:16" (1/3) ... [2024-11-28 04:59:17,581 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2577037e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:59:17, skipping insertion in model container [2024-11-28 04:59:17,581 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:59:17,581 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:59:17" (2/3) ... [2024-11-28 04:59:17,581 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2577037e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:59:17, skipping insertion in model container [2024-11-28 04:59:17,581 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:59:17,581 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:59:17" (3/3) ... [2024-11-28 04:59:17,582 INFO L363 chiAutomizerObserver]: Analyzing ICFG CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2024-11-28 04:59:17,623 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 04:59:17,623 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 04:59:17,624 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 04:59:17,624 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 04:59:17,624 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 04:59:17,624 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 04:59:17,624 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 04:59:17,624 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 04:59:17,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:17,645 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:17,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:17,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:17,650 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 04:59:17,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:17,650 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 04:59:17,651 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:17,651 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:17,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:17,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:17,652 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 04:59:17,652 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:17,659 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2024-11-28 04:59:17,659 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2024-11-28 04:59:17,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:17,665 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-28 04:59:17,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:17,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798384690] [2024-11-28 04:59:17,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:17,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:17,838 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:17,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:17,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:17,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1251935406, now seen corresponding path program 1 times [2024-11-28 04:59:17,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:17,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357108617] [2024-11-28 04:59:17,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:17,943 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:17,973 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:17,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:17,975 INFO L85 PathProgramCache]: Analyzing trace with hash 294361424, now seen corresponding path program 1 times [2024-11-28 04:59:17,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:17,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008695596] [2024-11-28 04:59:17,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:17,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:18,079 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:18,114 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:19,199 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:59:19,200 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:59:19,200 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:59:19,200 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:59:19,201 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:59:19,201 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:19,201 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:59:19,201 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:59:19,202 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration1_Lasso [2024-11-28 04:59:19,202 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:59:19,202 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:59:19,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:19,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:20,565 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:59:20,570 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:59:20,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 04:59:20,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:20,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:20,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:20,610 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,619 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 04:59:20,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:20,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:20,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:20,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 04:59:20,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 04:59:20,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:20,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:20,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:20,666 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,678 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 04:59:20,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:20,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:20,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:20,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,712 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 04:59:20,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:20,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:20,746 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 04:59:20,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,758 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 04:59:20,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:20,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:20,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:20,779 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,792 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 04:59:20,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:20,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:20,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,840 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 04:59:20,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:20,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:20,882 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,893 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 04:59:20,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:20,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:20,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:20,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,943 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 04:59:20,947 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 [2024-11-28 04:59:20,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:20,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:20,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:20,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:20,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:20,965 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:20,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:20,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-28 04:59:20,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:20,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:20,981 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:20,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 04:59:20,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:20,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:21,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:21,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:21,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:21,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:21,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:21,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:21,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:21,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:21,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:21,035 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:21,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 04:59:21,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:21,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:21,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:21,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:21,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:21,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:21,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:21,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:21,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-28 04:59:21,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:21,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:21,081 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:21,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 04:59:21,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:21,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:21,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:21,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:21,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:21,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:21,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:21,119 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:59:21,159 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 04:59:21,162 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 04:59:21,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:21,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:21,172 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:21,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 04:59:21,174 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:59:21,190 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:59:21,191 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:59:21,191 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1 Supporting invariants [] [2024-11-28 04:59:21,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 04:59:21,321 INFO L156 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2024-11-28 04:59:21,329 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-28 04:59:21,330 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-28 04:59:21,331 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-11-28 04:59:21,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:21,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:21,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:59:21,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:21,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:59:21,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:21,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:21,643 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-28 04:59:21,645 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:21,780 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 70 transitions. Complement of second has 10 states. [2024-11-28 04:59:21,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:21,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 27 transitions. [2024-11-28 04:59:21,796 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 2 letters. Loop has 7 letters. [2024-11-28 04:59:21,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:21,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 9 letters. Loop has 7 letters. [2024-11-28 04:59:21,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:21,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 2 letters. Loop has 14 letters. [2024-11-28 04:59:21,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:21,799 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 70 transitions. [2024-11-28 04:59:21,802 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2024-11-28 04:59:21,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 36 states and 49 transitions. [2024-11-28 04:59:21,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-28 04:59:21,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-28 04:59:21,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 49 transitions. [2024-11-28 04:59:21,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:59:21,810 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 49 transitions. [2024-11-28 04:59:21,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 49 transitions. [2024-11-28 04:59:21,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2024-11-28 04:59:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 34 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2024-11-28 04:59:21,842 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 47 transitions. [2024-11-28 04:59:21,843 INFO L425 stractBuchiCegarLoop]: Abstraction has 35 states and 47 transitions. [2024-11-28 04:59:21,843 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 04:59:21,843 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 47 transitions. [2024-11-28 04:59:21,844 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2024-11-28 04:59:21,844 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:21,844 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:21,844 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 04:59:21,846 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:21,846 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2024-11-28 04:59:21,846 INFO L749 eck$LassoCheckResult]: Loop: "assume !main_#t~short10#1;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2024-11-28 04:59:21,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:21,847 INFO L85 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2024-11-28 04:59:21,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:21,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466394040] [2024-11-28 04:59:21,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:21,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:21,882 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:21,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:21,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:21,915 INFO L85 PathProgramCache]: Analyzing trace with hash -991914470, now seen corresponding path program 1 times [2024-11-28 04:59:21,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:21,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244408121] [2024-11-28 04:59:21,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:21,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:22,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:59:22,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244408121] [2024-11-28 04:59:22,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244408121] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:59:22,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046211281] [2024-11-28 04:59:22,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:22,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:59:22,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:22,003 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:59:22,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-28 04:59:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:22,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:59:22,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:22,075 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:59:22,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046211281] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:59:22,086 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:59:22,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-28 04:59:22,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161703800] [2024-11-28 04:59:22,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:59:22,089 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 04:59:22,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:59:22,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:59:22,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:59:22,093 INFO L87 Difference]: Start difference. First operand 35 states and 47 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 1.75) 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) [2024-11-28 04:59:22,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:22,125 INFO L93 Difference]: Finished difference Result 34 states and 38 transitions. [2024-11-28 04:59:22,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 38 transitions. [2024-11-28 04:59:22,126 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:22,128 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 23 states and 26 transitions. [2024-11-28 04:59:22,128 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-28 04:59:22,128 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-11-28 04:59:22,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 26 transitions. [2024-11-28 04:59:22,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:59:22,129 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 26 transitions. [2024-11-28 04:59:22,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 26 transitions. [2024-11-28 04:59:22,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2024-11-28 04:59:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2024-11-28 04:59:22,132 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 26 transitions. [2024-11-28 04:59:22,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:59:22,134 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 26 transitions. [2024-11-28 04:59:22,134 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 04:59:22,134 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 26 transitions. [2024-11-28 04:59:22,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:22,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:22,136 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:22,137 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:22,137 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:22,137 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2024-11-28 04:59:22,137 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2024-11-28 04:59:22,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:22,139 INFO L85 PathProgramCache]: Analyzing trace with hash 294361426, now seen corresponding path program 1 times [2024-11-28 04:59:22,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:22,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113067616] [2024-11-28 04:59:22,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:22,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,185 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:22,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:22,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1251935406, now seen corresponding path program 2 times [2024-11-28 04:59:22,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:22,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44621946] [2024-11-28 04:59:22,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:22,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,222 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:22,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:22,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1401320673, now seen corresponding path program 1 times [2024-11-28 04:59:22,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:22,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485191385] [2024-11-28 04:59:22,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,280 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:22,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:23,584 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:59:23,584 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:59:23,585 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:59:23,585 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:59:23,585 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:59:23,585 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:23,585 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:59:23,585 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:59:23,585 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration3_Lasso [2024-11-28 04:59:23,585 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:59:23,585 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:59:23,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,632 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:23,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:24,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:24,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:24,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:24,531 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:59:24,531 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:59:24,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,534 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 04:59:24,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 04:59:24,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,565 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 04:59:24,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,580 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 04:59:24,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,588 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 04:59:24,591 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 [2024-11-28 04:59:24,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 04:59:24,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,611 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 04:59:24,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 04:59:24,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,634 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 04:59:24,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 04:59:24,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,662 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 04:59:24,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:24,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,689 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 04:59:24,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:24,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:24,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 04:59:24,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,718 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 04:59:24,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,742 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:24,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,753 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 04:59:24,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,772 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-28 04:59:24,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,783 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 04:59:24,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 04:59:24,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,819 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 04:59:24,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:24,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:24,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 04:59:24,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,852 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 04:59:24,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 04:59:24,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,880 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 04:59:24,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,895 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 04:59:24,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,902 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 04:59:24,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-28 04:59:24,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,926 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 04:59:24,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:24,944 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-28 04:59:24,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,954 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 04:59:24,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:24,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:24,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:24,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 04:59:24,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:24,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:24,982 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:24,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 04:59:24,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:24,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:24,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:24,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:24,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:24,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:24,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:24,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:25,001 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:59:25,003 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-28 04:59:25,003 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-28 04:59:25,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:25,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:25,007 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:25,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 04:59:25,010 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:59:25,010 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 04:59:25,010 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:59:25,010 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 Supporting invariants [] [2024-11-28 04:59:25,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 04:59:25,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-28 04:59:25,133 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2024-11-28 04:59:25,135 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-28 04:59:25,135 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-28 04:59:25,135 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-11-28 04:59:25,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:25,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:59:25,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:25,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 04:59:25,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:25,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:25,311 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-28 04:59:25,312 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 26 transitions. cyclomatic complexity: 5 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) [2024-11-28 04:59:25,357 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 26 transitions. cyclomatic complexity: 5. 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 37 states and 42 transitions. Complement of second has 7 states. [2024-11-28 04:59:25,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:25,361 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) [2024-11-28 04:59:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2024-11-28 04:59:25,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 9 letters. Loop has 7 letters. [2024-11-28 04:59:25,362 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:25,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 16 letters. Loop has 7 letters. [2024-11-28 04:59:25,362 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:25,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 9 letters. Loop has 14 letters. [2024-11-28 04:59:25,362 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:25,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 42 transitions. [2024-11-28 04:59:25,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:25,366 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 42 transitions. [2024-11-28 04:59:25,366 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-28 04:59:25,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-28 04:59:25,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 42 transitions. [2024-11-28 04:59:25,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:59:25,367 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 42 transitions. [2024-11-28 04:59:25,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 42 transitions. [2024-11-28 04:59:25,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-11-28 04:59:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.135135135135135) internal successors, (42), 36 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) [2024-11-28 04:59:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2024-11-28 04:59:25,371 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 42 transitions. [2024-11-28 04:59:25,371 INFO L425 stractBuchiCegarLoop]: Abstraction has 37 states and 42 transitions. [2024-11-28 04:59:25,371 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 04:59:25,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 42 transitions. [2024-11-28 04:59:25,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:59:25,372 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:25,372 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:25,372 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 2, 1, 1] [2024-11-28 04:59:25,372 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:25,372 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2024-11-28 04:59:25,373 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2024-11-28 04:59:25,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:25,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1401320675, now seen corresponding path program 2 times [2024-11-28 04:59:25,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:25,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037588297] [2024-11-28 04:59:25,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:25,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,420 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:25,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:25,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1251935406, now seen corresponding path program 3 times [2024-11-28 04:59:25,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:25,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868005757] [2024-11-28 04:59:25,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:25,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,471 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:25,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:25,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1010410544, now seen corresponding path program 2 times [2024-11-28 04:59:25,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:25,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684943824] [2024-11-28 04:59:25,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:25,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,525 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:25,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:28,145 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:59:28,145 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:59:28,145 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:59:28,145 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:59:28,145 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:59:28,145 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:28,145 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:59:28,145 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:59:28,145 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration4_Lasso [2024-11-28 04:59:28,145 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:59:28,145 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:59:28,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:28,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:29,049 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:59:29,049 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:59:29,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,052 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 04:59:29,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:29,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:29,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-28 04:59:29,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,078 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 04:59:29,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,104 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 04:59:29,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-28 04:59:29,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,129 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 04:59:29,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 04:59:29,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,167 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 04:59:29,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,205 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 04:59:29,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,239 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 04:59:29,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:29,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:29,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:29,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 04:59:29,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,275 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 04:59:29,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:29,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:29,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-28 04:59:29,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,314 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 04:59:29,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:29,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:29,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,340 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 04:59:29,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:29,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:29,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:29,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,370 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 04:59:29,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:29,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:29,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:29,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:29,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:29,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:29,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:29,395 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:59:29,408 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-28 04:59:29,408 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 04:59:29,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:29,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:29,410 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:29,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-28 04:59:29,414 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:59:29,431 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:59:29,431 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:59:29,432 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2 Supporting invariants [] [2024-11-28 04:59:29,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:29,520 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2024-11-28 04:59:29,522 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-28 04:59:29,522 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-28 04:59:29,522 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-11-28 04:59:29,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:29,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:59:29,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:29,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:59:29,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:29,760 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-28 04:59:29,760 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:29,837 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 49 states and 56 transitions. Complement of second has 8 states. [2024-11-28 04:59:29,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:29,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:29,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2024-11-28 04:59:29,839 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 16 letters. Loop has 7 letters. [2024-11-28 04:59:29,839 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:29,839 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 04:59:29,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:29,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:59:29,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:29,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-28 04:59:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:29,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:59:29,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:30,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:30,076 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-28 04:59:30,077 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:30,148 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 49 states and 56 transitions. Complement of second has 8 states. [2024-11-28 04:59:30,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:30,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2024-11-28 04:59:30,150 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 16 letters. Loop has 7 letters. [2024-11-28 04:59:30,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:30,150 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 04:59:30,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:30,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:59:30,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:30,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:59:30,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:30,387 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-28 04:59:30,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:30,463 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 37 states and 42 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 56 states and 64 transitions. Complement of second has 7 states. [2024-11-28 04:59:30,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:30,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2024-11-28 04:59:30,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 16 letters. Loop has 7 letters. [2024-11-28 04:59:30,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:30,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 23 letters. Loop has 7 letters. [2024-11-28 04:59:30,465 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:30,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 16 letters. Loop has 14 letters. [2024-11-28 04:59:30,465 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:30,465 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 64 transitions. [2024-11-28 04:59:30,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2024-11-28 04:59:30,467 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 44 states and 50 transitions. [2024-11-28 04:59:30,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-28 04:59:30,468 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-28 04:59:30,468 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 50 transitions. [2024-11-28 04:59:30,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:59:30,468 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 50 transitions. [2024-11-28 04:59:30,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 50 transitions. [2024-11-28 04:59:30,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 16. [2024-11-28 04:59:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.125) internal successors, (18), 15 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) [2024-11-28 04:59:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 18 transitions. [2024-11-28 04:59:30,469 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 18 transitions. [2024-11-28 04:59:30,469 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 18 transitions. [2024-11-28 04:59:30,470 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 04:59:30,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 18 transitions. [2024-11-28 04:59:30,470 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2024-11-28 04:59:30,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:59:30,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:59:30,470 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 04:59:30,470 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:30,470 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2024-11-28 04:59:30,470 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;" "havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2024-11-28 04:59:30,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:30,471 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-28 04:59:30,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:30,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228694875] [2024-11-28 04:59:30,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:30,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,493 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:30,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:30,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1251935404, now seen corresponding path program 1 times [2024-11-28 04:59:30,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:30,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615758780] [2024-11-28 04:59:30,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:30,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,517 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:30,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:30,525 INFO L85 PathProgramCache]: Analyzing trace with hash 294361426, now seen corresponding path program 3 times [2024-11-28 04:59:30,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:59:30,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436581183] [2024-11-28 04:59:30,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,543 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:59:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:59:30,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:59:31,231 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:59:31,231 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:59:31,231 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:59:31,231 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:59:31,231 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:59:31,231 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:31,231 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:59:31,231 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:59:31,231 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration5_Lasso [2024-11-28 04:59:31,231 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:59:31,231 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:59:31,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:31,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:59:32,001 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:59:32,001 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:59:32,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,003 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-28 04:59:32,005 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 [2024-11-28 04:59:32,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-28 04:59:32,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,027 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-28 04:59:32,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,042 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-28 04:59:32,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,053 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-28 04:59:32,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,087 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-28 04:59:32,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,102 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-28 04:59:32,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,109 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-28 04:59:32,111 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 [2024-11-28 04:59:32,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,124 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,131 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-28 04:59:32,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,155 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-28 04:59:32,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-28 04:59:32,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,180 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-28 04:59:32,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,202 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-28 04:59:32,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,218 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-28 04:59:32,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,225 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-28 04:59:32,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-28 04:59:32,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,248 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-28 04:59:32,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:32,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:32,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-28 04:59:32,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,275 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-28 04:59:32,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,298 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-28 04:59:32,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,331 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-28 04:59:32,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:32,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:32,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,367 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-28 04:59:32,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:32,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:32,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-28 04:59:32,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,402 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-28 04:59:32,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:32,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:32,424 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-28 04:59:32,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,431 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-28 04:59:32,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:59:32,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:59:32,452 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:59:32,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-28 04:59:32,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,460 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-28 04:59:32,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:59:32,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:59:32,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:59:32,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:59:32,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:59:32,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:59:32,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:59:32,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:59:32,476 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:59:32,480 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-28 04:59:32,481 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-28 04:59:32,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:59:32,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:32,482 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:59:32,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-28 04:59:32,485 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:59:32,485 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 04:59:32,485 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:59:32,485 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4 Supporting invariants [] [2024-11-28 04:59:32,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-28 04:59:32,551 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2024-11-28 04:59:32,552 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-28 04:59:32,553 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-28 04:59:32,553 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y~0!base,]]] [2024-11-28 04:59:32,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:32,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:59:32,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:32,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:59:32,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:32,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-28 04:59:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:32,685 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-28 04:59:32,685 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 18 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:32,728 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 18 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 49 transitions. Complement of second has 10 states. [2024-11-28 04:59:32,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-28 04:59:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:59:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2024-11-28 04:59:32,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 2 letters. Loop has 7 letters. [2024-11-28 04:59:32,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:32,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 9 letters. Loop has 7 letters. [2024-11-28 04:59:32,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:32,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 2 letters. Loop has 14 letters. [2024-11-28 04:59:32,731 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:59:32,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 49 transitions. [2024-11-28 04:59:32,732 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:59:32,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 0 states and 0 transitions. [2024-11-28 04:59:32,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 04:59:32,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 04:59:32,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 04:59:32,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:59:32,732 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:59:32,732 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:59:32,732 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:59:32,733 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 04:59:32,733 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:59:32,733 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:59:32,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 04:59:32,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 04:59:32 BoogieIcfgContainer [2024-11-28 04:59:32,741 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 04:59:32,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:59:32,741 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:59:32,742 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:59:32,742 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:59:17" (3/4) ... [2024-11-28 04:59:32,744 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:59:32,745 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:59:32,746 INFO L158 Benchmark]: Toolchain (without parser) took 16147.99ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.6MB in the beginning and 92.5MB in the end (delta: 166.7kB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-28 04:59:32,746 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:59:32,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.11ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:59:32,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.93ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:59:32,747 INFO L158 Benchmark]: Boogie Preprocessor took 50.63ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:59:32,747 INFO L158 Benchmark]: RCFGBuilder took 363.49ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 61.4MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:59:32,747 INFO L158 Benchmark]: BuchiAutomizer took 15167.15ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 61.2MB in the beginning and 92.5MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:59:32,748 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:59:32,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.11ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.93ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.63ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 363.49ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 61.4MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 15167.15ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 61.2MB in the beginning and 92.5MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.1s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 13.1s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 29 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 111 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109 mSDsluCounter, 126 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 93 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 78 mSDtfsCounter, 93 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital254 mio100 ax107 hnf100 lsp93 ukn68 mio100 lsp21 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 36ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 04:59:32,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-28 04:59:32,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a0d61-e568-4315-a604-7aa0e4d47e8e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE