./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strstr.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_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/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_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strstr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/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_2ae66b84-246b-4de5-a19d-3ccec4678318/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 4f0de1cabcaa1e7c1b5012604e9626b39d1f0fa44ba0399b8bd31764898831fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:13:24,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:13:24,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 05:13:24,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:13:24,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:13:24,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:13:24,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:13:24,551 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:13:24,551 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:13:24,551 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:13:24,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:13:24,552 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 05:13:24,552 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 05:13:24,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 05:13:24,553 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:13:24,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:13:24,554 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 05:13:24,554 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:13:24,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:13:24,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:13:24,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:13:24,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:13:24,555 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 05:13:24,555 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 05:13:24,555 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_2ae66b84-246b-4de5-a19d-3ccec4678318/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 -> 4f0de1cabcaa1e7c1b5012604e9626b39d1f0fa44ba0399b8bd31764898831fc [2024-11-28 05:13:24,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:13:24,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:13:24,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:13:24,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:13:24,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:13:24,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-dietlibc/strstr.i [2024-11-28 05:13:27,865 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/data/cd69136ac/06679577eee643eb922eccb849bfee35/FLAG9b97ec74b [2024-11-28 05:13:28,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:13:28,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/sv-benchmarks/c/termination-dietlibc/strstr.i [2024-11-28 05:13:28,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/data/cd69136ac/06679577eee643eb922eccb849bfee35/FLAG9b97ec74b [2024-11-28 05:13:28,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/data/cd69136ac/06679577eee643eb922eccb849bfee35 [2024-11-28 05:13:28,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:13:28,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:13:28,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:13:28,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:13:28,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:13:28,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152f2d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28, skipping insertion in model container [2024-11-28 05:13:28,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:13:28,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:13:28,705 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:13:28,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:13:28,797 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:13:28,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28 WrapperNode [2024-11-28 05:13:28,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:13:28,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:13:28,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:13:28,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:13:28,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,858 INFO L138 Inliner]: procedures = 116, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 175 [2024-11-28 05:13:28,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:13:28,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:13:28,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:13:28,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:13:28,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,874 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,891 INFO L175 MemorySlicer]: Split 10 memory accesses to 1 slices as follows [10]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 4 writes are split as follows [4]. [2024-11-28 05:13:28,891 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,891 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,899 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:13:28,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:13:28,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:13:28,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:13:28,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (1/1) ... [2024-11-28 05:13:28,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:28,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:28,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:28,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 05:13:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:13:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:13:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:13:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:13:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:13:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:13:29,086 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:13:29,087 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:13:29,426 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-28 05:13:29,426 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:13:29,444 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:13:29,444 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-28 05:13:29,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:13:29 BoogieIcfgContainer [2024-11-28 05:13:29,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:13:29,449 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 05:13:29,449 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 05:13:29,455 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 05:13:29,456 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:13:29,456 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 05:13:28" (1/3) ... [2024-11-28 05:13:29,458 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5da8a7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:13:29, skipping insertion in model container [2024-11-28 05:13:29,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:13:29,458 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:13:28" (2/3) ... [2024-11-28 05:13:29,458 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5da8a7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:13:29, skipping insertion in model container [2024-11-28 05:13:29,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:13:29,458 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:13:29" (3/3) ... [2024-11-28 05:13:29,459 INFO L363 chiAutomizerObserver]: Analyzing ICFG strstr.i [2024-11-28 05:13:29,524 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 05:13:29,524 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 05:13:29,524 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 05:13:29,524 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 05:13:29,525 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 05:13:29,525 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 05:13:29,525 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 05:13:29,526 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 05:13:29,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 40 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 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 05:13:29,555 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 20 [2024-11-28 05:13:29,555 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:29,555 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:29,561 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 05:13:29,561 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:13:29,561 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 05:13:29,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 40 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 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 05:13:29,565 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 20 [2024-11-28 05:13:29,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:29,566 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:29,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 05:13:29,567 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:13:29,574 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" [2024-11-28 05:13:29,574 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" [2024-11-28 05:13:29,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:29,581 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-28 05:13:29,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:29,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260556851] [2024-11-28 05:13:29,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:29,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,698 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,740 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:29,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:29,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1381, now seen corresponding path program 1 times [2024-11-28 05:13:29,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:29,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924686371] [2024-11-28 05:13:29,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:29,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,762 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:29,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:29,780 INFO L85 PathProgramCache]: Analyzing trace with hash 28695880, now seen corresponding path program 1 times [2024-11-28 05:13:29,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:29,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811708845] [2024-11-28 05:13:29,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:29,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,824 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:29,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:30,211 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:30,211 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:30,211 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:30,212 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:30,212 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:30,212 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,212 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:30,212 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:30,212 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration1_Lasso [2024-11-28 05:13:30,212 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:30,213 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:30,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:30,820 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:30,824 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:30,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:30,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:30,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 05:13:30,832 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 05:13:30,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:30,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:30,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:30,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:30,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:30,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:30,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:30,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:30,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:30,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:30,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:30,878 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 05:13:30,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 05:13:30,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:30,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:30,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:30,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:30,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:30,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:30,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:30,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:30,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:30,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:30,914 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:30,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 05:13:30,919 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 05:13:30,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:30,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:30,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:30,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:30,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:30,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:30,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:30,937 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:30,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:30,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:30,951 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:30,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 05:13:30,956 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 05:13:30,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:30,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:30,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:30,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:30,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:30,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:30,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:30,977 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:30,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:30,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:30,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:30,995 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 05:13:31,002 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 05:13:31,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:31,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:31,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:31,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:31,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:31,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:31,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:31,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:31,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 05:13:31,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:31,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:31,031 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 05:13:31,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:31,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:31,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:31,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:31,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:31,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:31,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:31,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:31,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:31,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:31,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:31,076 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 05:13:31,078 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 05:13:31,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:31,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:31,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:31,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:31,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:31,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:31,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:31,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:31,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:31,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:31,111 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 05:13:31,115 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 05:13:31,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:31,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:31,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:31,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:31,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:31,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:31,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:31,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:31,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:31,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:31,160 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 05:13:31,164 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 05:13:31,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:31,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:31,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:31,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:31,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:31,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:31,207 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:31,251 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-28 05:13:31,254 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-28 05:13:31,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:31,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:31,258 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:31,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 05:13:31,262 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:31,282 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-28 05:13:31,282 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:31,283 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1, v_rep(select #length ULTIMATE.start_main_#t~malloc20#1.base)_1) = -1*ULTIMATE.start_main_~i~2#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc20#1.base)_1 Supporting invariants [1*ULTIMATE.start_main_~hay~0#1.offset >= 0] [2024-11-28 05:13:31,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 05:13:31,313 INFO L156 tatePredicateManager]: 2 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 05:13:31,330 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:13:31,331 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:13:31,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:31,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:13:31,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:31,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:31,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 05:13:31,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:13:31,513 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-28 05:13:31,516 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 40 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:31,597 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 40 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 119 transitions. Complement of second has 6 states. [2024-11-28 05:13:31,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:13:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 61 transitions. [2024-11-28 05:13:31,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 61 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-28 05:13:31,618 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:31,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 61 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-28 05:13:31,619 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:31,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 61 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-28 05:13:31,619 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:31,620 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 119 transitions. [2024-11-28 05:13:31,623 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2024-11-28 05:13:31,629 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 35 states and 49 transitions. [2024-11-28 05:13:31,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-11-28 05:13:31,632 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2024-11-28 05:13:31,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 49 transitions. [2024-11-28 05:13:31,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:13:31,633 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 49 transitions. [2024-11-28 05:13:31,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 49 transitions. [2024-11-28 05:13:31,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-28 05:13:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.4) internal successors, (49), 34 states have internal predecessors, (49), 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 05:13:31,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2024-11-28 05:13:31,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 49 transitions. [2024-11-28 05:13:31,654 INFO L425 stractBuchiCegarLoop]: Abstraction has 35 states and 49 transitions. [2024-11-28 05:13:31,654 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 05:13:31,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 49 transitions. [2024-11-28 05:13:31,655 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2024-11-28 05:13:31,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:31,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:31,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:13:31,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:13:31,656 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" [2024-11-28 05:13:31,657 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" [2024-11-28 05:13:31,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:31,657 INFO L85 PathProgramCache]: Analyzing trace with hash 889574352, now seen corresponding path program 1 times [2024-11-28 05:13:31,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:31,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144685103] [2024-11-28 05:13:31,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:31,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,679 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,693 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:31,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:31,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1989, now seen corresponding path program 1 times [2024-11-28 05:13:31,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:31,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957531492] [2024-11-28 05:13:31,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:31,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,701 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,706 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:31,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:31,707 INFO L85 PathProgramCache]: Analyzing trace with hash 182461396, now seen corresponding path program 1 times [2024-11-28 05:13:31,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:31,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285582243] [2024-11-28 05:13:31,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:31,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,729 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:31,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:32,214 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:32,214 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:32,214 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:32,214 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:32,214 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:32,214 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:32,214 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:32,215 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:32,215 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration2_Lasso [2024-11-28 05:13:32,215 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:32,215 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:32,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:32,894 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:32,894 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:32,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:32,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:32,900 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:32,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 05:13:32,902 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 05:13:32,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:32,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:32,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:32,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:32,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:32,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:32,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:32,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 05:13:32,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:32,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:32,937 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:32,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 05:13:32,942 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 05:13:32,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:32,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:32,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:32,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:32,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:32,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:32,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:32,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-28 05:13:32,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:32,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:32,982 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:32,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 05:13:32,985 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 05:13:33,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:33,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:33,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:33,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:33,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:33,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:33,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:33,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:33,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:33,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:33,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:33,014 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:33,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 05:13:33,018 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 05:13:33,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:33,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:33,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:33,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:33,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:33,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:33,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:33,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 05:13:33,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:33,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:33,053 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:33,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 05:13:33,057 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 05:13:33,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:33,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:33,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:33,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:33,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:33,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:33,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:33,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 05:13:33,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:33,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:33,106 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:33,111 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 05:13:33,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 05:13:33,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:33,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:33,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:33,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:33,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:33,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:33,157 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:33,208 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2024-11-28 05:13:33,208 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-28 05:13:33,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:33,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:33,211 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:33,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 05:13:33,215 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:33,232 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:13:33,232 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:33,232 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~out_len~0#1, ULTIMATE.start_main_~i~3#1) = 1*ULTIMATE.start_main_~out_len~0#1 - 1*ULTIMATE.start_main_~i~3#1 Supporting invariants [] [2024-11-28 05:13:33,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:33,283 INFO L156 tatePredicateManager]: 9 out of 9 supporting invariants were superfluous and have been removed [2024-11-28 05:13:33,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:33,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:13:33,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:33,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 05:13:33,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:33,377 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 05:13:33,378 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 05:13:33,379 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 49 transitions. cyclomatic complexity: 19 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:33,412 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 49 transitions. cyclomatic complexity: 19. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 62 states and 89 transitions. Complement of second has 6 states. [2024-11-28 05:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:13:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-11-28 05:13:33,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-28 05:13:33,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:33,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 8 letters. Loop has 2 letters. [2024-11-28 05:13:33,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:33,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 6 letters. Loop has 4 letters. [2024-11-28 05:13:33,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:33,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 62 states and 89 transitions. [2024-11-28 05:13:33,420 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-11-28 05:13:33,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 62 states to 36 states and 50 transitions. [2024-11-28 05:13:33,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-28 05:13:33,423 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-28 05:13:33,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 50 transitions. [2024-11-28 05:13:33,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:13:33,425 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 50 transitions. [2024-11-28 05:13:33,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 50 transitions. [2024-11-28 05:13:33,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2024-11-28 05:13:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 35 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 50 transitions. [2024-11-28 05:13:33,429 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 50 transitions. [2024-11-28 05:13:33,429 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 50 transitions. [2024-11-28 05:13:33,430 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 05:13:33,430 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 50 transitions. [2024-11-28 05:13:33,431 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-11-28 05:13:33,434 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:33,434 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:33,434 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:33,435 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:13:33,435 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" [2024-11-28 05:13:33,435 INFO L749 eck$LassoCheckResult]: Loop: "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" [2024-11-28 05:13:33,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:33,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1361338071, now seen corresponding path program 1 times [2024-11-28 05:13:33,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:33,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295177205] [2024-11-28 05:13:33,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:33,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:33,476 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:33,512 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:33,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:33,515 INFO L85 PathProgramCache]: Analyzing trace with hash 78548, now seen corresponding path program 1 times [2024-11-28 05:13:33,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:33,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660934383] [2024-11-28 05:13:33,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:33,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:33,524 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:33,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:33,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:33,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1753654210, now seen corresponding path program 1 times [2024-11-28 05:13:33,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:33,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821008417] [2024-11-28 05:13:33,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:33,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:33,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 05:13:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:34,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:34,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821008417] [2024-11-28 05:13:34,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821008417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:34,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329932106] [2024-11-28 05:13:34,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:34,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:34,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:34,120 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:34,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-28 05:13:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:34,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-28 05:13:34,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:34,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-28 05:13:34,272 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:34,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2024-11-28 05:13:34,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2024-11-28 05:13:34,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329932106] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:34,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:34,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-28 05:13:34,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041410866] [2024-11-28 05:13:34,336 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:34,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:34,402 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:13:34,403 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:13:34,404 INFO L87 Difference]: Start difference. First operand 36 states and 50 transitions. cyclomatic complexity: 19 Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 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 05:13:34,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:34,536 INFO L93 Difference]: Finished difference Result 43 states and 55 transitions. [2024-11-28 05:13:34,536 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 55 transitions. [2024-11-28 05:13:34,537 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-11-28 05:13:34,539 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 55 transitions. [2024-11-28 05:13:34,539 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-28 05:13:34,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-28 05:13:34,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 55 transitions. [2024-11-28 05:13:34,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:13:34,540 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 55 transitions. [2024-11-28 05:13:34,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 55 transitions. [2024-11-28 05:13:34,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2024-11-28 05:13:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.3) internal successors, (52), 39 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 52 transitions. [2024-11-28 05:13:34,542 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 52 transitions. [2024-11-28 05:13:34,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:13:34,545 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 52 transitions. [2024-11-28 05:13:34,546 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 05:13:34,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 52 transitions. [2024-11-28 05:13:34,546 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-11-28 05:13:34,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:34,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:34,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:34,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:13:34,548 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" [2024-11-28 05:13:34,549 INFO L749 eck$LassoCheckResult]: Loop: "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" [2024-11-28 05:13:34,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:34,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1721114541, now seen corresponding path program 1 times [2024-11-28 05:13:34,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:34,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968569165] [2024-11-28 05:13:34,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:34,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,577 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:34,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:34,601 INFO L85 PathProgramCache]: Analyzing trace with hash 78548, now seen corresponding path program 2 times [2024-11-28 05:13:34,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:34,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413988548] [2024-11-28 05:13:34,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,605 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:34,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:34,614 INFO L85 PathProgramCache]: Analyzing trace with hash -403662526, now seen corresponding path program 1 times [2024-11-28 05:13:34,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:34,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682702091] [2024-11-28 05:13:34,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,649 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:34,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:35,618 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:35,618 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:35,618 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:35,618 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:35,618 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:35,619 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:35,619 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:35,619 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:35,619 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration4_Lasso [2024-11-28 05:13:35,619 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:35,619 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:35,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:35,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:36,270 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:36,271 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:36,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,273 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 05:13:36,276 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 05:13:36,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,289 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 05:13:36,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,298 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 05:13:36,300 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 05:13:36,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 05:13:36,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,323 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 05:13:36,325 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 05:13:36,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 05:13:36,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,346 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 05:13:36,350 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 05:13:36,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 05:13:36,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,371 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 05:13:36,374 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 05:13:36,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-28 05:13:36,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,394 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 05:13:36,396 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 05:13:36,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-28 05:13:36,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,418 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 05:13:36,420 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 05:13:36,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 05:13:36,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,449 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,454 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 05:13:36,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 05:13:36,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:36,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,484 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 05:13:36,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:36,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,504 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 05:13:36,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,513 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 05:13:36,516 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 05:13:36,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:36,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:36,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 05:13:36,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,540 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 05:13:36,545 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 05:13:36,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-28 05:13:36,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,577 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 05:13:36,579 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 05:13:36,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:36,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:36,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:36,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,614 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 05:13:36,618 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 05:13:36,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 05:13:36,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,648 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 05:13:36,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:36,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,672 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 05:13:36,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,685 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 05:13:36,689 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 05:13:36,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-28 05:13:36,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,716 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 05:13:36,721 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 05:13:36,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:36,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,748 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 05:13:36,753 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 05:13:36,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 05:13:36,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,782 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 05:13:36,785 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 05:13:36,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:36,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,805 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 05:13:36,808 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 05:13:36,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 05:13:36,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,831 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 05:13:36,833 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 05:13:36,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-28 05:13:36,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,853 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 05:13:36,855 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 05:13:36,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-28 05:13:36,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,877 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 05:13:36,879 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 05:13:36,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 05:13:36,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,909 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 05:13:36,913 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 05:13:36,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:36,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:36,933 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:36,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,945 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 05:13:36,950 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 05:13:36,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:36,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:36,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:36,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:36,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:36,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:36,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:36,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:36,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-28 05:13:36,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:36,981 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:36,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 05:13:36,991 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 05:13:37,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,007 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-28 05:13:37,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,016 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 05:13:37,018 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 05:13:37,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-28 05:13:37,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,042 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-28 05:13:37,045 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 05:13:37,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-28 05:13:37,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,075 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-28 05:13:37,079 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 05:13:37,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-28 05:13:37,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,104 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-28 05:13:37,109 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 05:13:37,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,125 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-28 05:13:37,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,136 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-28 05:13:37,141 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 05:13:37,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-28 05:13:37,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,171 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-28 05:13:37,175 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 05:13:37,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:37,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,202 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-28 05:13:37,204 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 05:13:37,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,217 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-28 05:13:37,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,226 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-28 05:13:37,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:37,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,242 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-28 05:13:37,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,249 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-28 05:13:37,252 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 05:13:37,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-28 05:13:37,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,276 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-28 05:13:37,279 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 05:13:37,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-28 05:13:37,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,300 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-28 05:13:37,302 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 05:13:37,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:37,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,324 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-28 05:13:37,326 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 05:13:37,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:37,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:37,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:37,342 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-28 05:13:37,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,352 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-28 05:13:37,354 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 05:13:37,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,374 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-28 05:13:37,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,385 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-28 05:13:37,388 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 05:13:37,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,420 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-28 05:13:37,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,432 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-28 05:13:37,435 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 05:13:37,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-28 05:13:37,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,466 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-28 05:13:37,472 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 05:13:37,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:37,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,506 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-28 05:13:37,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:37,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,525 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 05:13:37,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,529 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-28 05:13:37,529 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-28 05:13:37,542 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-28 05:13:37,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,553 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-28 05:13:37,556 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 05:13:37,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-28 05:13:37,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,591 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-28 05:13:37,593 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 05:13:37,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,609 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-28 05:13:37,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,616 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-28 05:13:37,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:37,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,636 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:37,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-28 05:13:37,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,643 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-28 05:13:37,646 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 05:13:37,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:37,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:37,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:37,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:37,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:37,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:37,671 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:37,692 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-28 05:13:37,692 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 05:13:37,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:37,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:37,696 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:37,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-28 05:13:37,705 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:37,717 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:13:37,717 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:37,717 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strlen_~s#1.base)_1, ULTIMATE.start_strlen_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_strlen_~s#1.base)_1 - 1*ULTIMATE.start_strlen_~s#1.offset Supporting invariants [] [2024-11-28 05:13:37,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:37,744 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2024-11-28 05:13:37,745 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2024-11-28 05:13:37,745 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:13:37,745 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:13:37,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:37,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:13:37,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:37,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:13:37,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:37,837 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 05:13:37,837 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 05:13:37,837 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 52 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:37,862 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 52 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 65 states and 84 transitions. Complement of second has 5 states. [2024-11-28 05:13:37,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:13:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 43 transitions. [2024-11-28 05:13:37,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 11 letters. Loop has 3 letters. [2024-11-28 05:13:37,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:37,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 14 letters. Loop has 3 letters. [2024-11-28 05:13:37,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:37,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 11 letters. Loop has 6 letters. [2024-11-28 05:13:37,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:37,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 84 transitions. [2024-11-28 05:13:37,867 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 26 [2024-11-28 05:13:37,871 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 61 states and 79 transitions. [2024-11-28 05:13:37,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2024-11-28 05:13:37,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2024-11-28 05:13:37,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 61 states and 79 transitions. [2024-11-28 05:13:37,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:37,872 INFO L218 hiAutomatonCegarLoop]: Abstraction has 61 states and 79 transitions. [2024-11-28 05:13:37,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states and 79 transitions. [2024-11-28 05:13:37,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 41. [2024-11-28 05:13:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 40 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2024-11-28 05:13:37,874 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-28 05:13:37,874 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-28 05:13:37,874 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 05:13:37,874 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2024-11-28 05:13:37,874 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-28 05:13:37,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:37,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:37,876 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:37,876 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:13:37,877 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" [2024-11-28 05:13:37,877 INFO L749 eck$LassoCheckResult]: Loop: "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" [2024-11-28 05:13:37,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:37,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1719138982, now seen corresponding path program 1 times [2024-11-28 05:13:37,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:37,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981728697] [2024-11-28 05:13:37,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:37,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:38,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:38,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981728697] [2024-11-28 05:13:38,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981728697] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:38,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872800575] [2024-11-28 05:13:38,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:38,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:38,008 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:38,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-11-28 05:13:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:38,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:13:38,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:38,123 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:38,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872800575] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:38,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:38,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-11-28 05:13:38,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529510974] [2024-11-28 05:13:38,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:38,173 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:13:38,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:38,174 INFO L85 PathProgramCache]: Analyzing trace with hash 100394, now seen corresponding path program 1 times [2024-11-28 05:13:38,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:38,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248914423] [2024-11-28 05:13:38,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,180 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:38,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:38,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:13:38,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:13:38,250 INFO L87 Difference]: Start difference. First operand 41 states and 54 transitions. cyclomatic complexity: 18 Second operand has 10 states, 10 states have (on average 2.4) internal successors, (24), 9 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:38,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:38,316 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2024-11-28 05:13:38,316 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 52 transitions. [2024-11-28 05:13:38,317 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-28 05:13:38,317 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 52 transitions. [2024-11-28 05:13:38,317 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2024-11-28 05:13:38,317 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2024-11-28 05:13:38,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 52 transitions. [2024-11-28 05:13:38,317 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:38,317 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-11-28 05:13:38,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 52 transitions. [2024-11-28 05:13:38,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2024-11-28 05:13:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 40 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2024-11-28 05:13:38,321 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-11-28 05:13:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:13:38,322 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-11-28 05:13:38,322 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 05:13:38,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 52 transitions. [2024-11-28 05:13:38,324 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-28 05:13:38,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:38,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:38,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:38,325 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:13:38,325 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" [2024-11-28 05:13:38,325 INFO L749 eck$LassoCheckResult]: Loop: "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" [2024-11-28 05:13:38,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:38,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1634450363, now seen corresponding path program 1 times [2024-11-28 05:13:38,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:38,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304778575] [2024-11-28 05:13:38,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,380 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:38,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-28 05:13:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,396 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:38,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:38,397 INFO L85 PathProgramCache]: Analyzing trace with hash 100394, now seen corresponding path program 2 times [2024-11-28 05:13:38,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:38,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460385601] [2024-11-28 05:13:38,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,404 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:38,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:38,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:38,408 INFO L85 PathProgramCache]: Analyzing trace with hash 133541222, now seen corresponding path program 1 times [2024-11-28 05:13:38,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:38,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722653341] [2024-11-28 05:13:38,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:38,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:38,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722653341] [2024-11-28 05:13:38,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722653341] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:38,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746620895] [2024-11-28 05:13:38,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:38,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:38,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:38,765 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:38,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-11-28 05:13:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:38,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 05:13:38,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:38,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-28 05:13:38,927 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-28 05:13:38,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-28 05:13:38,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-28 05:13:39,003 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:39,148 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 05:13:39,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 22 [2024-11-28 05:13:39,155 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 05:13:39,163 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-28 05:13:39,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2024-11-28 05:13:39,179 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-28 05:13:39,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2024-11-28 05:13:39,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746620895] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:39,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:39,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-11-28 05:13:39,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390335429] [2024-11-28 05:13:39,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:39,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:39,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 05:13:39,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=195, Unknown=4, NotChecked=0, Total=240 [2024-11-28 05:13:39,286 INFO L87 Difference]: Start difference. First operand 41 states and 52 transitions. cyclomatic complexity: 16 Second operand has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:39,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:39,557 INFO L93 Difference]: Finished difference Result 77 states and 96 transitions. [2024-11-28 05:13:39,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 96 transitions. [2024-11-28 05:13:39,558 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 17 [2024-11-28 05:13:39,561 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 77 states and 96 transitions. [2024-11-28 05:13:39,562 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2024-11-28 05:13:39,562 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2024-11-28 05:13:39,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 77 states and 96 transitions. [2024-11-28 05:13:39,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:39,562 INFO L218 hiAutomatonCegarLoop]: Abstraction has 77 states and 96 transitions. [2024-11-28 05:13:39,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states and 96 transitions. [2024-11-28 05:13:39,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 61. [2024-11-28 05:13:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.2622950819672132) internal successors, (77), 60 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 77 transitions. [2024-11-28 05:13:39,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 77 transitions. [2024-11-28 05:13:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 05:13:39,571 INFO L425 stractBuchiCegarLoop]: Abstraction has 61 states and 77 transitions. [2024-11-28 05:13:39,572 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-28 05:13:39,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 77 transitions. [2024-11-28 05:13:39,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-28 05:13:39,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:39,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:39,573 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:39,573 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:13:39,573 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" [2024-11-28 05:13:39,573 INFO L749 eck$LassoCheckResult]: Loop: "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" [2024-11-28 05:13:39,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:39,575 INFO L85 PathProgramCache]: Analyzing trace with hash 45862177, now seen corresponding path program 1 times [2024-11-28 05:13:39,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:39,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260770668] [2024-11-28 05:13:39,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:39,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,598 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:39,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:39,612 INFO L85 PathProgramCache]: Analyzing trace with hash 100394, now seen corresponding path program 3 times [2024-11-28 05:13:39,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:39,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348528139] [2024-11-28 05:13:39,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,617 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:39,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:39,620 INFO L85 PathProgramCache]: Analyzing trace with hash 480585482, now seen corresponding path program 1 times [2024-11-28 05:13:39,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:39,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44494033] [2024-11-28 05:13:39,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:39,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,647 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:39,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:40,707 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:40,708 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:40,708 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:40,708 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:40,708 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:40,708 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:40,709 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:40,709 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:40,709 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration7_Lasso [2024-11-28 05:13:40,709 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:40,709 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:40,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:40,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,035 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:41,409 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:41,410 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:41,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,417 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,419 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 05:13:41,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-28 05:13:41,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:41,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:41,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:41,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-28 05:13:41,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,441 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-28 05:13:41,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:41,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:41,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:41,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:41,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-28 05:13:41,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,465 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-28 05:13:41,468 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 05:13:41,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:41,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:41,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-28 05:13:41,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,503 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-28 05:13:41,505 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 05:13:41,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:41,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:41,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-28 05:13:41,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,529 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-28 05:13:41,531 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 05:13:41,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:41,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:41,546 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-28 05:13:41,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,554 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-28 05:13:41,556 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 05:13:41,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:41,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:41,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:41,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-28 05:13:41,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,580 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-28 05:13:41,583 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 05:13:41,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:41,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:41,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:41,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:41,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:41,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:41,607 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:41,620 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-28 05:13:41,620 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 05:13:41,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:41,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:41,622 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:41,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-28 05:13:41,624 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:41,636 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:13:41,636 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:41,636 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc20#1.base)_4, ULTIMATE.start_strlen_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc20#1.base)_4 - 1*ULTIMATE.start_strlen_~s#1.offset Supporting invariants [] [2024-11-28 05:13:41,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-28 05:13:41,661 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-28 05:13:41,664 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2024-11-28 05:13:41,664 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:13:41,664 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:13:41,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:41,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 05:13:41,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:41,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:13:41,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:41,861 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 05:13:41,862 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-28 05:13:41,862 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 77 transitions. cyclomatic complexity: 23 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 05:13:41,971 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 77 transitions. cyclomatic complexity: 23. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 101 transitions. Complement of second has 8 states. [2024-11-28 05:13:41,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:13:41,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 05:13:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 42 transitions. [2024-11-28 05:13:41,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 42 transitions. Stem has 16 letters. Loop has 3 letters. [2024-11-28 05:13:41,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:41,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 42 transitions. Stem has 19 letters. Loop has 3 letters. [2024-11-28 05:13:41,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:41,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 42 transitions. Stem has 16 letters. Loop has 6 letters. [2024-11-28 05:13:41,976 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:41,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 101 transitions. [2024-11-28 05:13:41,976 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 20 [2024-11-28 05:13:41,977 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 76 states and 96 transitions. [2024-11-28 05:13:41,977 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 59 [2024-11-28 05:13:41,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61 [2024-11-28 05:13:41,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 96 transitions. [2024-11-28 05:13:41,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:41,978 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 96 transitions. [2024-11-28 05:13:41,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 96 transitions. [2024-11-28 05:13:41,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 62. [2024-11-28 05:13:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 61 states have internal predecessors, (79), 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 05:13:41,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 79 transitions. [2024-11-28 05:13:41,987 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 79 transitions. [2024-11-28 05:13:41,987 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 79 transitions. [2024-11-28 05:13:41,987 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-28 05:13:41,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 79 transitions. [2024-11-28 05:13:41,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:41,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:41,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:41,988 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:41,988 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:41,989 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" [2024-11-28 05:13:41,989 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" [2024-11-28 05:13:41,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:41,989 INFO L85 PathProgramCache]: Analyzing trace with hash 133494614, now seen corresponding path program 1 times [2024-11-28 05:13:41,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:41,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941904180] [2024-11-28 05:13:41,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:41,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:42,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:42,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941904180] [2024-11-28 05:13:42,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941904180] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:42,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105372989] [2024-11-28 05:13:42,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:42,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:42,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:42,062 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:42,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2024-11-28 05:13:42,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-28 05:13:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:42,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:13:42,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:42,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:42,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105372989] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:42,318 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:42,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 13 [2024-11-28 05:13:42,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355943332] [2024-11-28 05:13:42,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:42,318 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:13:42,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:42,319 INFO L85 PathProgramCache]: Analyzing trace with hash 4006765, now seen corresponding path program 1 times [2024-11-28 05:13:42,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:42,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833965765] [2024-11-28 05:13:42,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:42,326 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:42,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:42,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:42,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:13:42,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:13:42,477 INFO L87 Difference]: Start difference. First operand 62 states and 79 transitions. cyclomatic complexity: 24 Second operand has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:42,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:42,541 INFO L93 Difference]: Finished difference Result 62 states and 77 transitions. [2024-11-28 05:13:42,541 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 62 states and 77 transitions. [2024-11-28 05:13:42,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:42,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 62 states to 62 states and 77 transitions. [2024-11-28 05:13:42,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-11-28 05:13:42,542 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-11-28 05:13:42,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 77 transitions. [2024-11-28 05:13:42,542 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:42,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 77 transitions. [2024-11-28 05:13:42,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 77 transitions. [2024-11-28 05:13:42,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-28 05:13:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2419354838709677) internal successors, (77), 61 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 77 transitions. [2024-11-28 05:13:42,545 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 77 transitions. [2024-11-28 05:13:42,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 05:13:42,547 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 77 transitions. [2024-11-28 05:13:42,547 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-28 05:13:42,547 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 77 transitions. [2024-11-28 05:13:42,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:42,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:42,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:42,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:42,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:42,548 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" [2024-11-28 05:13:42,548 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" [2024-11-28 05:13:42,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:42,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1188878289, now seen corresponding path program 1 times [2024-11-28 05:13:42,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:42,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706878708] [2024-11-28 05:13:42,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:42,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:42,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:42,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706878708] [2024-11-28 05:13:42,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706878708] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:42,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032870597] [2024-11-28 05:13:42,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:42,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:42,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:42,643 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:42,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2024-11-28 05:13:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:42,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 05:13:42,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:42,777 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:42,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032870597] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:42,825 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:42,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-28 05:13:42,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113426078] [2024-11-28 05:13:42,826 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:42,826 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:13:42,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:42,826 INFO L85 PathProgramCache]: Analyzing trace with hash 4006765, now seen corresponding path program 2 times [2024-11-28 05:13:42,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:42,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869058327] [2024-11-28 05:13:42,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:42,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:42,832 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:42,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:42,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:42,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 05:13:42,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:13:42,973 INFO L87 Difference]: Start difference. First operand 62 states and 77 transitions. cyclomatic complexity: 22 Second operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 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 05:13:43,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:43,039 INFO L93 Difference]: Finished difference Result 93 states and 109 transitions. [2024-11-28 05:13:43,039 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 109 transitions. [2024-11-28 05:13:43,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:43,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 65 states and 76 transitions. [2024-11-28 05:13:43,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-28 05:13:43,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-11-28 05:13:43,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 76 transitions. [2024-11-28 05:13:43,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:43,045 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 76 transitions. [2024-11-28 05:13:43,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 76 transitions. [2024-11-28 05:13:43,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 56. [2024-11-28 05:13:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.1964285714285714) internal successors, (67), 55 states have internal predecessors, (67), 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 05:13:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-11-28 05:13:43,048 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-28 05:13:43,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:13:43,049 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-28 05:13:43,049 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-28 05:13:43,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 67 transitions. [2024-11-28 05:13:43,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:43,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:43,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:43,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:43,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:43,050 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" [2024-11-28 05:13:43,051 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" [2024-11-28 05:13:43,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:43,051 INFO L85 PathProgramCache]: Analyzing trace with hash 793279622, now seen corresponding path program 1 times [2024-11-28 05:13:43,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:43,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668576356] [2024-11-28 05:13:43,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:43,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:43,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:43,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668576356] [2024-11-28 05:13:43,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668576356] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:43,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557105402] [2024-11-28 05:13:43,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:43,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:43,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:43,458 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:43,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2024-11-28 05:13:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:43,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:13:43,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:43,620 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:43,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557105402] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:43,710 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:43,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 16 [2024-11-28 05:13:43,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355974419] [2024-11-28 05:13:43,711 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:43,711 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:13:43,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:43,712 INFO L85 PathProgramCache]: Analyzing trace with hash 4006765, now seen corresponding path program 3 times [2024-11-28 05:13:43,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:43,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254176076] [2024-11-28 05:13:43,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:43,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:43,717 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:43,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:43,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:43,864 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 05:13:43,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:13:43,864 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. cyclomatic complexity: 18 Second operand has 17 states, 16 states have (on average 2.875) internal successors, (46), 17 states have internal predecessors, (46), 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 05:13:44,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:44,112 INFO L93 Difference]: Finished difference Result 120 states and 138 transitions. [2024-11-28 05:13:44,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 138 transitions. [2024-11-28 05:13:44,113 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 20 [2024-11-28 05:13:44,113 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 84 states and 98 transitions. [2024-11-28 05:13:44,114 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2024-11-28 05:13:44,114 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-11-28 05:13:44,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 98 transitions. [2024-11-28 05:13:44,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:44,115 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 98 transitions. [2024-11-28 05:13:44,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 98 transitions. [2024-11-28 05:13:44,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 40. [2024-11-28 05:13:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.175) internal successors, (47), 39 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 05:13:44,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 47 transitions. [2024-11-28 05:13:44,119 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 47 transitions. [2024-11-28 05:13:44,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 05:13:44,121 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 47 transitions. [2024-11-28 05:13:44,121 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-28 05:13:44,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 47 transitions. [2024-11-28 05:13:44,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 05:13:44,121 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:44,121 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:44,122 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:44,122 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:44,122 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" [2024-11-28 05:13:44,122 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" [2024-11-28 05:13:44,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:44,123 INFO L85 PathProgramCache]: Analyzing trace with hash 116793145, now seen corresponding path program 1 times [2024-11-28 05:13:44,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:44,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668981307] [2024-11-28 05:13:44,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:44,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,151 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:44,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:44,179 INFO L85 PathProgramCache]: Analyzing trace with hash 4006765, now seen corresponding path program 4 times [2024-11-28 05:13:44,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:44,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694265771] [2024-11-28 05:13:44,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:44,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,202 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,207 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:44,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:44,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1411442341, now seen corresponding path program 1 times [2024-11-28 05:13:44,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:44,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528351711] [2024-11-28 05:13:44,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:44,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,243 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:44,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:47,386 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:47,387 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:47,387 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:47,387 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:47,387 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:47,387 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:47,387 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:47,387 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:47,387 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration11_Lasso [2024-11-28 05:13:47,387 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:47,387 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:47,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,423 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:47,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:48,430 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:48,431 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:48,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,439 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-28 05:13:48,447 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 05:13:48,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,482 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-28 05:13:48,486 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 05:13:48,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-28 05:13:48,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,508 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-28 05:13:48,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-28 05:13:48,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,532 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-28 05:13:48,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-28 05:13:48,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,555 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-28 05:13:48,557 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 05:13:48,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-28 05:13:48,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,584 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-28 05:13:48,586 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 05:13:48,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-28 05:13:48,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,607 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-28 05:13:48,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,631 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-28 05:13:48,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,646 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,654 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-28 05:13:48,657 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 05:13:48,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-28 05:13:48,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,679 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-28 05:13:48,682 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 05:13:48,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-28 05:13:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,704 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-28 05:13:48,708 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 05:13:48,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,729 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-28 05:13:48,731 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 05:13:48,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-28 05:13:48,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,752 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-28 05:13:48,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-28 05:13:48,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,775 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-28 05:13:48,778 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 05:13:48,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-11-28 05:13:48,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,798 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-28 05:13:48,801 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 05:13:48,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,829 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-28 05:13:48,834 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 05:13:48,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:48,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:48,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,871 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-28 05:13:48,875 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 05:13:48,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:48,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:48,895 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,907 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,910 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 05:13:48,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-11-28 05:13:48,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:48,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:48,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:48,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:48,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,939 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-11-28 05:13:48,943 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 05:13:48,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:48,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:48,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:48,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-11-28 05:13:48,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:48,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:48,974 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:48,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-11-28 05:13:48,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:48,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:48,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:48,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:48,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:48,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:48,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:49,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,014 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-11-28 05:13:49,019 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 05:13:49,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:49,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:49,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:49,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:49,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:49,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:49,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,058 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-11-28 05:13:49,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:49,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:49,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:49,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:49,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:49,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:49,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:49,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,099 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-11-28 05:13:49,103 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 05:13:49,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:49,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:49,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:49,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:49,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:49,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:49,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,133 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-11-28 05:13:49,139 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 05:13:49,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:49,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:49,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:49,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:49,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:49,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:49,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,171 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2024-11-28 05:13:49,175 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 05:13:49,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:49,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:49,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:49,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:49,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:49,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:49,204 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:49,238 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-28 05:13:49,238 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 05:13:49,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:49,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:49,241 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:49,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-11-28 05:13:49,244 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:49,264 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:13:49,264 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:49,264 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strstr_~haystack#1.offset, v_rep(select #length ULTIMATE.start_strstr_~haystack#1.base)_1) = -1*ULTIMATE.start_strstr_~haystack#1.offset + 1*v_rep(select #length ULTIMATE.start_strstr_~haystack#1.base)_1 Supporting invariants [] [2024-11-28 05:13:49,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:49,314 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-11-28 05:13:49,316 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:13:49,316 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:13:49,316 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~haystack!offset [2024-11-28 05:13:49,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:49,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:13:49,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:49,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:13:49,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:49,438 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 05:13:49,438 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 05:13:49,439 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 47 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:49,470 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 47 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 61 transitions. Complement of second has 6 states. [2024-11-28 05:13:49,471 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 05:13:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-11-28 05:13:49,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 30 letters. Loop has 4 letters. [2024-11-28 05:13:49,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:49,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 34 letters. Loop has 4 letters. [2024-11-28 05:13:49,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:49,476 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 30 letters. Loop has 8 letters. [2024-11-28 05:13:49,476 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:49,476 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 61 transitions. [2024-11-28 05:13:49,477 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:13:49,477 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 47 states and 56 transitions. [2024-11-28 05:13:49,477 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2024-11-28 05:13:49,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2024-11-28 05:13:49,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 56 transitions. [2024-11-28 05:13:49,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:49,477 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 56 transitions. [2024-11-28 05:13:49,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 56 transitions. [2024-11-28 05:13:49,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2024-11-28 05:13:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 46 states have internal predecessors, (56), 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 05:13:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 56 transitions. [2024-11-28 05:13:49,479 INFO L240 hiAutomatonCegarLoop]: Abstraction has 47 states and 56 transitions. [2024-11-28 05:13:49,479 INFO L425 stractBuchiCegarLoop]: Abstraction has 47 states and 56 transitions. [2024-11-28 05:13:49,479 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-28 05:13:49,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47 states and 56 transitions. [2024-11-28 05:13:49,483 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:13:49,483 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:49,483 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:49,484 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:49,484 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:49,484 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:13:49,484 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:13:49,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:49,484 INFO L85 PathProgramCache]: Analyzing trace with hash 461172366, now seen corresponding path program 1 times [2024-11-28 05:13:49,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:49,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636347790] [2024-11-28 05:13:49,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:49,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,552 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:49,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2024-11-28 05:13:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,575 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:49,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:49,576 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 1 times [2024-11-28 05:13:49,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:49,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005879302] [2024-11-28 05:13:49,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:49,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,582 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:49,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash 526067574, now seen corresponding path program 1 times [2024-11-28 05:13:49,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:49,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985481528] [2024-11-28 05:13:49,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:49,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,623 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:49,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:52,855 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:13:52,856 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:13:52,856 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:13:52,856 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:13:52,856 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:13:52,856 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:52,856 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:13:52,856 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:13:52,856 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration12_Lasso [2024-11-28 05:13:52,856 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:13:52,856 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:13:52,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:52,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:53,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:13:54,260 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:13:54,262 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:13:54,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,264 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-11-28 05:13:54,268 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 05:13:54,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,290 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2024-11-28 05:13:54,292 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 05:13:54,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,305 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,313 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2024-11-28 05:13:54,315 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 05:13:54,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2024-11-28 05:13:54,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,336 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2024-11-28 05:13:54,339 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 05:13:54,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2024-11-28 05:13:54,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,362 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-11-28 05:13:54,365 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 05:13:54,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2024-11-28 05:13:54,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,392 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-11-28 05:13:54,394 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 05:13:54,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,414 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-11-28 05:13:54,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:54,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2024-11-28 05:13:54,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,442 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-11-28 05:13:54,445 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 05:13:54,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2024-11-28 05:13:54,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,470 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-11-28 05:13:54,473 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 05:13:54,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2024-11-28 05:13:54,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,494 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2024-11-28 05:13:54,496 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 05:13:54,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,512 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2024-11-28 05:13:54,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,520 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-11-28 05:13:54,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:54,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2024-11-28 05:13:54,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,544 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-11-28 05:13:54,546 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 05:13:54,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2024-11-28 05:13:54,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,567 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-11-28 05:13:54,569 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 05:13:54,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-11-28 05:13:54,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,589 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-11-28 05:13:54,591 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 05:13:54,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2024-11-28 05:13:54,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,612 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-11-28 05:13:54,614 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 05:13:54,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2024-11-28 05:13:54,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,634 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-11-28 05:13:54,636 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 05:13:54,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2024-11-28 05:13:54,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,657 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2024-11-28 05:13:54,659 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 05:13:54,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,672 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2024-11-28 05:13:54,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,680 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2024-11-28 05:13:54,682 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 05:13:54,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2024-11-28 05:13:54,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,703 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2024-11-28 05:13:54,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:13:54,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:54,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:54,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2024-11-28 05:13:54,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,729 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2024-11-28 05:13:54,732 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 05:13:54,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2024-11-28 05:13:54,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,752 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2024-11-28 05:13:54,754 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 05:13:54,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2024-11-28 05:13:54,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,775 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2024-11-28 05:13:54,777 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 05:13:54,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,798 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,801 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 05:13:54,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2024-11-28 05:13:54,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2024-11-28 05:13:54,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,822 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2024-11-28 05:13:54,825 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 05:13:54,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,839 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,847 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2024-11-28 05:13:54,849 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 05:13:54,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2024-11-28 05:13:54,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,869 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2024-11-28 05:13:54,871 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 05:13:54,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,891 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2024-11-28 05:13:54,895 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 05:13:54,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,916 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2024-11-28 05:13:54,918 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 05:13:54,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2024-11-28 05:13:54,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,940 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2024-11-28 05:13:54,942 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 05:13:54,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:54,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,963 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2024-11-28 05:13:54,965 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 05:13:54,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:54,977 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:54,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2024-11-28 05:13:54,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:54,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:54,985 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:54,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2024-11-28 05:13:54,987 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 05:13:54,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:54,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:54,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:54,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:54,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:54,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:54,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:55,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:55,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2024-11-28 05:13:55,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:55,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:55,008 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:55,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2024-11-28 05:13:55,010 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 05:13:55,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:55,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:13:55,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:55,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:55,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:55,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:13:55,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:13:55,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:55,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2024-11-28 05:13:55,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:55,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:55,031 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:55,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2024-11-28 05:13:55,033 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 05:13:55,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:55,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:55,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:55,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:55,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:55,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:55,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:55,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2024-11-28 05:13:55,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:55,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:55,057 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:55,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2024-11-28 05:13:55,059 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 05:13:55,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:55,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:55,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:55,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:55,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:55,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:55,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:13:55,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2024-11-28 05:13:55,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:55,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:55,093 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:55,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2024-11-28 05:13:55,096 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 05:13:55,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:13:55,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:13:55,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:13:55,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:13:55,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:13:55,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:13:55,128 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:13:55,180 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-28 05:13:55,180 INFO L444 ModelExtractionUtils]: 3 out of 25 variables were initially zero. Simplification set additionally 19 variables to zero. [2024-11-28 05:13:55,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:13:55,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:55,185 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:13:55,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2024-11-28 05:13:55,187 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:13:55,205 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:13:55,206 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:13:55,206 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_memcmp_~d~0#1.base)_1, ULTIMATE.start_memcmp_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_memcmp_~d~0#1.base)_1 - 1*ULTIMATE.start_memcmp_~s~0#1.offset Supporting invariants [] [2024-11-28 05:13:55,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2024-11-28 05:13:55,345 INFO L156 tatePredicateManager]: 27 out of 28 supporting invariants were superfluous and have been removed [2024-11-28 05:13:55,347 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 05:13:55,347 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:13:55,347 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:13:55,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:55,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-28 05:13:55,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:55,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 05:13:55,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:55,693 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 05:13:55,694 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-28 05:13:55,694 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 56 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:55,807 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 56 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 82 states and 97 transitions. Complement of second has 11 states. [2024-11-28 05:13:55,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-28 05:13:55,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:13:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 45 transitions. [2024-11-28 05:13:55,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 45 transitions. Stem has 33 letters. Loop has 4 letters. [2024-11-28 05:13:55,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:55,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 45 transitions. Stem has 37 letters. Loop has 4 letters. [2024-11-28 05:13:55,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:55,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 45 transitions. Stem has 33 letters. Loop has 8 letters. [2024-11-28 05:13:55,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:13:55,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 82 states and 97 transitions. [2024-11-28 05:13:55,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:13:55,812 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 82 states to 69 states and 82 transitions. [2024-11-28 05:13:55,812 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-28 05:13:55,812 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2024-11-28 05:13:55,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 82 transitions. [2024-11-28 05:13:55,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:55,812 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 82 transitions. [2024-11-28 05:13:55,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 82 transitions. [2024-11-28 05:13:55,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 56. [2024-11-28 05:13:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.1964285714285714) internal successors, (67), 55 states have internal predecessors, (67), 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 05:13:55,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-11-28 05:13:55,816 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-28 05:13:55,816 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-28 05:13:55,816 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-28 05:13:55,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 67 transitions. [2024-11-28 05:13:55,816 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:13:55,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:55,817 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:55,817 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:55,817 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:55,818 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:13:55,818 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:13:55,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:55,818 INFO L85 PathProgramCache]: Analyzing trace with hash 549052322, now seen corresponding path program 1 times [2024-11-28 05:13:55,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:55,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15714954] [2024-11-28 05:13:55,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:55,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:56,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2024-11-28 05:13:56,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:56,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15714954] [2024-11-28 05:13:56,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15714954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:56,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718877987] [2024-11-28 05:13:56,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:56,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:56,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:56,156 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:56,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Waiting until timeout for monitored process [2024-11-28 05:13:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:56,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-28 05:13:56,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:56,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-28 05:13:56,796 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:13:57,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718877987] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:13:57,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:13:57,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 11] total 33 [2024-11-28 05:13:57,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429476086] [2024-11-28 05:13:57,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:13:57,322 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:13:57,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:57,322 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 2 times [2024-11-28 05:13:57,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:57,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344936636] [2024-11-28 05:13:57,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:57,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:57,329 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:13:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:13:57,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:13:57,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:13:57,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-28 05:13:57,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=939, Unknown=0, NotChecked=0, Total=1056 [2024-11-28 05:13:57,504 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. cyclomatic complexity: 18 Second operand has 33 states, 33 states have (on average 2.9696969696969697) internal successors, (98), 33 states have internal predecessors, (98), 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 05:13:58,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:58,968 INFO L93 Difference]: Finished difference Result 199 states and 234 transitions. [2024-11-28 05:13:58,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 199 states and 234 transitions. [2024-11-28 05:13:58,970 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 16 [2024-11-28 05:13:58,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 199 states to 177 states and 209 transitions. [2024-11-28 05:13:58,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 62 [2024-11-28 05:13:58,971 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62 [2024-11-28 05:13:58,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 209 transitions. [2024-11-28 05:13:58,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:13:58,971 INFO L218 hiAutomatonCegarLoop]: Abstraction has 177 states and 209 transitions. [2024-11-28 05:13:58,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 209 transitions. [2024-11-28 05:13:58,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 91. [2024-11-28 05:13:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.1758241758241759) internal successors, (107), 90 states have internal predecessors, (107), 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 05:13:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 107 transitions. [2024-11-28 05:13:58,978 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 107 transitions. [2024-11-28 05:13:58,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-28 05:13:58,979 INFO L425 stractBuchiCegarLoop]: Abstraction has 91 states and 107 transitions. [2024-11-28 05:13:58,979 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-28 05:13:58,980 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 107 transitions. [2024-11-28 05:13:58,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:13:58,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:13:58,980 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:13:58,981 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:58,981 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:13:58,982 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:13:58,982 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:13:58,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:58,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1461443087, now seen corresponding path program 2 times [2024-11-28 05:13:58,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:13:58,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126745010] [2024-11-28 05:13:58,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:59,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:13:59,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126745010] [2024-11-28 05:13:59,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126745010] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:13:59,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301546976] [2024-11-28 05:13:59,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:59,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:13:59,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:13:59,571 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:13:59,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2024-11-28 05:13:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:59,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-28 05:13:59,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:13:59,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-28 05:13:59,840 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-28 05:13:59,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-28 05:13:59,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-28 05:13:59,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-28 05:14:00,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-28 05:14:00,032 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:00,119 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_340 (Array Int Int))) (= (select (select (store |c_#memory_int#0| |c_ULTIMATE.start_main_~needle~0#1.base| v_ArrVal_340) |c_ULTIMATE.start_main_~hay~0#1.base|) (+ |c_ULTIMATE.start_main_~hay~0#1.offset| 1)) 0)) is different from false [2024-11-28 05:14:00,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 05:14:00,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-11-28 05:14:00,197 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 05:14:00,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 32 [2024-11-28 05:14:00,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-28 05:14:00,334 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-28 05:14:00,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2024-11-28 05:14:00,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301546976] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:00,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:00,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 29 [2024-11-28 05:14:00,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956504323] [2024-11-28 05:14:00,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:00,397 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:00,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:00,397 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 3 times [2024-11-28 05:14:00,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:00,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160804204] [2024-11-28 05:14:00,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:00,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:00,403 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:00,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:00,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:00,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-28 05:14:00,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=686, Unknown=1, NotChecked=52, Total=812 [2024-11-28 05:14:00,539 INFO L87 Difference]: Start difference. First operand 91 states and 107 transitions. cyclomatic complexity: 24 Second operand has 29 states, 29 states have (on average 2.6551724137931036) internal successors, (77), 29 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:14:01,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:01,106 INFO L93 Difference]: Finished difference Result 143 states and 166 transitions. [2024-11-28 05:14:01,106 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143 states and 166 transitions. [2024-11-28 05:14:01,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:01,108 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143 states to 134 states and 156 transitions. [2024-11-28 05:14:01,108 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2024-11-28 05:14:01,108 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2024-11-28 05:14:01,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 134 states and 156 transitions. [2024-11-28 05:14:01,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:01,109 INFO L218 hiAutomatonCegarLoop]: Abstraction has 134 states and 156 transitions. [2024-11-28 05:14:01,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states and 156 transitions. [2024-11-28 05:14:01,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 115. [2024-11-28 05:14:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.1652173913043478) internal successors, (134), 114 states have internal predecessors, (134), 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 05:14:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2024-11-28 05:14:01,112 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 134 transitions. [2024-11-28 05:14:01,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:14:01,116 INFO L425 stractBuchiCegarLoop]: Abstraction has 115 states and 134 transitions. [2024-11-28 05:14:01,116 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-28 05:14:01,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 134 transitions. [2024-11-28 05:14:01,117 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:01,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:01,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:01,118 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:01,118 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:01,118 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:01,118 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:01,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:01,118 INFO L85 PathProgramCache]: Analyzing trace with hash -321121331, now seen corresponding path program 3 times [2024-11-28 05:14:01,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:01,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249564757] [2024-11-28 05:14:01,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:01,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,152 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:01,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:01,180 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 4 times [2024-11-28 05:14:01,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:01,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761104913] [2024-11-28 05:14:01,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:01,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,185 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:01,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:01,190 INFO L85 PathProgramCache]: Analyzing trace with hash 907515189, now seen corresponding path program 1 times [2024-11-28 05:14:01,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:01,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94709773] [2024-11-28 05:14:01,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,222 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:01,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:07,773 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 364 DAG size of output: 274 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 05:14:09,042 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:14:09,042 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:14:09,042 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:14:09,042 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:14:09,042 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:14:09,042 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:09,042 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:14:09,042 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:14:09,042 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration15_Lasso [2024-11-28 05:14:09,042 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:14:09,042 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:14:09,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:09,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:10,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:11,158 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:14:11,158 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:14:11,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,160 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2024-11-28 05:14:11,162 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 05:14:11,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2024-11-28 05:14:11,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,183 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2024-11-28 05:14:11,185 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 05:14:11,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2024-11-28 05:14:11,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,207 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2024-11-28 05:14:11,209 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 05:14:11,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:14:11,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:14:11,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2024-11-28 05:14:11,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,237 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2024-11-28 05:14:11,241 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 05:14:11,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2024-11-28 05:14:11,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,265 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2024-11-28 05:14:11,268 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 05:14:11,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2024-11-28 05:14:11,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,288 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2024-11-28 05:14:11,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2024-11-28 05:14:11,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,310 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2024-11-28 05:14:11,313 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 05:14:11,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2024-11-28 05:14:11,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,333 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2024-11-28 05:14:11,335 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 05:14:11,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,348 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2024-11-28 05:14:11,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,356 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2024-11-28 05:14:11,358 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 05:14:11,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,370 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2024-11-28 05:14:11,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,378 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2024-11-28 05:14:11,381 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 05:14:11,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2024-11-28 05:14:11,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,400 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2024-11-28 05:14:11,403 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 05:14:11,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,419 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2024-11-28 05:14:11,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,427 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2024-11-28 05:14:11,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2024-11-28 05:14:11,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,448 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2024-11-28 05:14:11,451 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 05:14:11,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,463 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2024-11-28 05:14:11,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,471 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2024-11-28 05:14:11,473 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 05:14:11,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2024-11-28 05:14:11,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,493 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2024-11-28 05:14:11,495 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 05:14:11,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2024-11-28 05:14:11,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,516 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2024-11-28 05:14:11,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,531 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2024-11-28 05:14:11,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,540 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2024-11-28 05:14:11,542 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 05:14:11,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2024-11-28 05:14:11,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,561 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2024-11-28 05:14:11,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,576 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2024-11-28 05:14:11,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,584 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2024-11-28 05:14:11,586 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 05:14:11,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2024-11-28 05:14:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,606 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2024-11-28 05:14:11,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:14:11,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:14:11,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:14:11,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2024-11-28 05:14:11,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,632 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2024-11-28 05:14:11,634 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 05:14:11,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:14:11,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:14:11,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2024-11-28 05:14:11,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,666 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2024-11-28 05:14:11,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:14:11,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,680 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2024-11-28 05:14:11,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,695 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-28 05:14:11,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:14:11,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:14:11,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2024-11-28 05:14:11,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,721 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2024-11-28 05:14:11,724 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 05:14:11,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:14:11,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:14:11,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:14:11,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:14:11,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:14:11,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:14:11,750 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:14:11,761 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-28 05:14:11,761 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-28 05:14:11,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:11,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:11,763 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:11,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2024-11-28 05:14:11,765 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:14:11,776 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:14:11,777 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:14:11,777 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_memcmp_~d~0#1.offset, v_rep(select #length ULTIMATE.start_strstr_~haystack#1.base)_3) = -1*ULTIMATE.start_memcmp_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_strstr_~haystack#1.base)_3 Supporting invariants [] [2024-11-28 05:14:11,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2024-11-28 05:14:11,904 INFO L156 tatePredicateManager]: 30 out of 31 supporting invariants were superfluous and have been removed [2024-11-28 05:14:11,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:14:11,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:14:11,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2024-11-28 05:14:11,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:11,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:14:11,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:12,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:14:12,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:12,078 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 05:14:12,079 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 05:14:12,079 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 115 states and 134 transitions. cyclomatic complexity: 29 Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 05:14:12,116 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 115 states and 134 transitions. cyclomatic complexity: 29. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 162 states and 188 transitions. Complement of second has 7 states. [2024-11-28 05:14:12,117 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 05:14:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 05:14:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 40 transitions. [2024-11-28 05:14:12,117 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 40 transitions. Stem has 42 letters. Loop has 4 letters. [2024-11-28 05:14:12,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:14:12,118 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 40 transitions. Stem has 46 letters. Loop has 4 letters. [2024-11-28 05:14:12,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:14:12,118 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 40 transitions. Stem has 42 letters. Loop has 8 letters. [2024-11-28 05:14:12,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:14:12,118 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 162 states and 188 transitions. [2024-11-28 05:14:12,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:12,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 162 states to 134 states and 156 transitions. [2024-11-28 05:14:12,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2024-11-28 05:14:12,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2024-11-28 05:14:12,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 134 states and 156 transitions. [2024-11-28 05:14:12,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:12,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 134 states and 156 transitions. [2024-11-28 05:14:12,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states and 156 transitions. [2024-11-28 05:14:12,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 121. [2024-11-28 05:14:12,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 121 states have (on average 1.1570247933884297) internal successors, (140), 120 states have internal predecessors, (140), 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 05:14:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 140 transitions. [2024-11-28 05:14:12,127 INFO L240 hiAutomatonCegarLoop]: Abstraction has 121 states and 140 transitions. [2024-11-28 05:14:12,127 INFO L425 stractBuchiCegarLoop]: Abstraction has 121 states and 140 transitions. [2024-11-28 05:14:12,127 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-28 05:14:12,128 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 121 states and 140 transitions. [2024-11-28 05:14:12,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:12,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:12,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:12,129 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:12,129 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:12,129 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume !(0 != memcmp_#t~pre6#1 % 18446744073709551616);havoc memcmp_#t~pre6#1;" "memcmp_#res#1 := 0;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:12,129 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:12,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:12,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1777465404, now seen corresponding path program 1 times [2024-11-28 05:14:12,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:12,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895864117] [2024-11-28 05:14:12,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:12,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:12,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:12,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895864117] [2024-11-28 05:14:12,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895864117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:12,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354020738] [2024-11-28 05:14:12,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:12,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:12,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:12,244 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:12,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Waiting until timeout for monitored process [2024-11-28 05:14:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:12,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:14:12,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:12,407 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:12,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354020738] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:12,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:12,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2024-11-28 05:14:12,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878911932] [2024-11-28 05:14:12,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:12,413 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:12,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:12,413 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 5 times [2024-11-28 05:14:12,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:12,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10589702] [2024-11-28 05:14:12,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:12,418 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:12,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:12,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:12,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:14:12,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:14:12,556 INFO L87 Difference]: Start difference. First operand 121 states and 140 transitions. cyclomatic complexity: 30 Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 05:14:12,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:12,570 INFO L93 Difference]: Finished difference Result 125 states and 142 transitions. [2024-11-28 05:14:12,571 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 142 transitions. [2024-11-28 05:14:12,571 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:12,572 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 119 states and 135 transitions. [2024-11-28 05:14:12,572 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2024-11-28 05:14:12,572 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2024-11-28 05:14:12,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 119 states and 135 transitions. [2024-11-28 05:14:12,573 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:12,573 INFO L218 hiAutomatonCegarLoop]: Abstraction has 119 states and 135 transitions. [2024-11-28 05:14:12,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states and 135 transitions. [2024-11-28 05:14:12,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2024-11-28 05:14:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 119 states have (on average 1.134453781512605) internal successors, (135), 118 states have internal predecessors, (135), 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 05:14:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 135 transitions. [2024-11-28 05:14:12,577 INFO L240 hiAutomatonCegarLoop]: Abstraction has 119 states and 135 transitions. [2024-11-28 05:14:12,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:14:12,578 INFO L425 stractBuchiCegarLoop]: Abstraction has 119 states and 135 transitions. [2024-11-28 05:14:12,578 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-28 05:14:12,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states and 135 transitions. [2024-11-28 05:14:12,578 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:12,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:12,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:12,581 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:12,581 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:12,581 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:12,581 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:12,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:12,581 INFO L85 PathProgramCache]: Analyzing trace with hash 441490366, now seen corresponding path program 1 times [2024-11-28 05:14:12,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:12,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042768831] [2024-11-28 05:14:12,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:12,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:12,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2024-11-28 05:14:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:12,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:12,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042768831] [2024-11-28 05:14:12,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042768831] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:12,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647767091] [2024-11-28 05:14:12,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:12,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:13,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:13,002 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:13,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Waiting until timeout for monitored process [2024-11-28 05:14:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:13,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-11-28 05:14:13,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:13,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-28 05:14:13,298 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 05:14:13,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 13 [2024-11-28 05:14:13,301 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:13,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647767091] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:13,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:13,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 5] total 11 [2024-11-28 05:14:13,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601505410] [2024-11-28 05:14:13,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:13,364 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:13,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:13,365 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 6 times [2024-11-28 05:14:13,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:13,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92981693] [2024-11-28 05:14:13,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:13,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:13,372 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:13,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:13,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:13,535 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 05:14:13,535 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-28 05:14:13,535 INFO L87 Difference]: Start difference. First operand 119 states and 135 transitions. cyclomatic complexity: 27 Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 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 05:14:13,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:13,680 INFO L93 Difference]: Finished difference Result 142 states and 158 transitions. [2024-11-28 05:14:13,681 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 142 states and 158 transitions. [2024-11-28 05:14:13,682 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:13,683 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 142 states to 136 states and 152 transitions. [2024-11-28 05:14:13,683 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2024-11-28 05:14:13,683 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-11-28 05:14:13,683 INFO L73 IsDeterministic]: Start isDeterministic. Operand 136 states and 152 transitions. [2024-11-28 05:14:13,683 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:13,684 INFO L218 hiAutomatonCegarLoop]: Abstraction has 136 states and 152 transitions. [2024-11-28 05:14:13,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states and 152 transitions. [2024-11-28 05:14:13,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 125. [2024-11-28 05:14:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.128) internal successors, (141), 124 states have internal predecessors, (141), 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 05:14:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 141 transitions. [2024-11-28 05:14:13,687 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 141 transitions. [2024-11-28 05:14:13,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 05:14:13,688 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 141 transitions. [2024-11-28 05:14:13,688 INFO L332 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2024-11-28 05:14:13,689 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 141 transitions. [2024-11-28 05:14:13,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:13,690 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:13,690 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:13,690 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:13,690 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:13,691 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:13,691 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:13,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:13,691 INFO L85 PathProgramCache]: Analyzing trace with hash 846169430, now seen corresponding path program 1 times [2024-11-28 05:14:13,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:13,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690852241] [2024-11-28 05:14:13,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:13,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:13,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690852241] [2024-11-28 05:14:13,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690852241] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:13,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113771618] [2024-11-28 05:14:13,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:13,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:13,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:13,987 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:13,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2024-11-28 05:14:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:14,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 05:14:14,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:14,234 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:14,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113771618] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:14,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:14,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 17 [2024-11-28 05:14:14,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648783398] [2024-11-28 05:14:14,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:14,414 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:14,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:14,414 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 7 times [2024-11-28 05:14:14,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:14,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611029893] [2024-11-28 05:14:14,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:14,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:14,419 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:14,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:14,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:14,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 05:14:14,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:14:14,562 INFO L87 Difference]: Start difference. First operand 125 states and 141 transitions. cyclomatic complexity: 27 Second operand has 17 states, 17 states have (on average 4.294117647058823) internal successors, (73), 17 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:14:14,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:14,774 INFO L93 Difference]: Finished difference Result 153 states and 170 transitions. [2024-11-28 05:14:14,774 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 153 states and 170 transitions. [2024-11-28 05:14:14,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:14,776 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 153 states to 123 states and 138 transitions. [2024-11-28 05:14:14,776 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-11-28 05:14:14,776 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-11-28 05:14:14,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 123 states and 138 transitions. [2024-11-28 05:14:14,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:14,777 INFO L218 hiAutomatonCegarLoop]: Abstraction has 123 states and 138 transitions. [2024-11-28 05:14:14,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states and 138 transitions. [2024-11-28 05:14:14,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 117. [2024-11-28 05:14:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 117 states have (on average 1.1282051282051282) internal successors, (132), 116 states have internal predecessors, (132), 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 05:14:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 132 transitions. [2024-11-28 05:14:14,779 INFO L240 hiAutomatonCegarLoop]: Abstraction has 117 states and 132 transitions. [2024-11-28 05:14:14,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:14:14,780 INFO L425 stractBuchiCegarLoop]: Abstraction has 117 states and 132 transitions. [2024-11-28 05:14:14,780 INFO L332 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2024-11-28 05:14:14,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 117 states and 132 transitions. [2024-11-28 05:14:14,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:14,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:14,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:14,781 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:14,781 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:14,782 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:14,782 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:14,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:14,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1223616494, now seen corresponding path program 1 times [2024-11-28 05:14:14,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:14,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314016611] [2024-11-28 05:14:14,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:14,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:15,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:15,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314016611] [2024-11-28 05:14:15,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314016611] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:15,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830725804] [2024-11-28 05:14:15,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:15,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:15,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:15,127 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:15,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2024-11-28 05:14:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:15,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-28 05:14:15,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:15,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-28 05:14:15,469 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:15,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2024-11-28 05:14:15,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-11-28 05:14:15,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830725804] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:15,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:15,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 21 [2024-11-28 05:14:15,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296896293] [2024-11-28 05:14:15,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:15,554 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:15,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:15,554 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 8 times [2024-11-28 05:14:15,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:15,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166839927] [2024-11-28 05:14:15,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:15,559 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:15,563 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:15,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:15,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-28 05:14:15,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2024-11-28 05:14:15,704 INFO L87 Difference]: Start difference. First operand 117 states and 132 transitions. cyclomatic complexity: 26 Second operand has 21 states, 21 states have (on average 3.4761904761904763) internal successors, (73), 21 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:14:16,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:16,174 INFO L93 Difference]: Finished difference Result 224 states and 249 transitions. [2024-11-28 05:14:16,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 224 states and 249 transitions. [2024-11-28 05:14:16,176 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-28 05:14:16,177 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 224 states to 197 states and 221 transitions. [2024-11-28 05:14:16,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70 [2024-11-28 05:14:16,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70 [2024-11-28 05:14:16,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 197 states and 221 transitions. [2024-11-28 05:14:16,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:16,178 INFO L218 hiAutomatonCegarLoop]: Abstraction has 197 states and 221 transitions. [2024-11-28 05:14:16,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states and 221 transitions. [2024-11-28 05:14:16,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 135. [2024-11-28 05:14:16,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 135 states have (on average 1.1185185185185185) internal successors, (151), 134 states have internal predecessors, (151), 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 05:14:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 151 transitions. [2024-11-28 05:14:16,184 INFO L240 hiAutomatonCegarLoop]: Abstraction has 135 states and 151 transitions. [2024-11-28 05:14:16,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 05:14:16,184 INFO L425 stractBuchiCegarLoop]: Abstraction has 135 states and 151 transitions. [2024-11-28 05:14:16,185 INFO L332 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2024-11-28 05:14:16,185 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 151 transitions. [2024-11-28 05:14:16,185 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:16,185 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:16,185 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:16,186 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:16,186 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:16,186 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:16,186 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:16,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:16,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1804771641, now seen corresponding path program 2 times [2024-11-28 05:14:16,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:16,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743998632] [2024-11-28 05:14:16,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:16,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:16,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:16,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743998632] [2024-11-28 05:14:16,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743998632] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:16,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124836733] [2024-11-28 05:14:16,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:16,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:16,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:16,543 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:16,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Waiting until timeout for monitored process [2024-11-28 05:14:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:16,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 05:14:16,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:16,929 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:17,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124836733] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:17,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:17,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 30 [2024-11-28 05:14:17,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069768482] [2024-11-28 05:14:17,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:17,364 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:17,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:17,365 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 9 times [2024-11-28 05:14:17,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:17,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584085518] [2024-11-28 05:14:17,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:17,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:17,371 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:17,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:17,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:17,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-28 05:14:17,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=775, Unknown=0, NotChecked=0, Total=870 [2024-11-28 05:14:17,516 INFO L87 Difference]: Start difference. First operand 135 states and 151 transitions. cyclomatic complexity: 27 Second operand has 30 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 30 states have internal predecessors, (95), 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 05:14:17,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:17,885 INFO L93 Difference]: Finished difference Result 213 states and 237 transitions. [2024-11-28 05:14:17,885 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 213 states and 237 transitions. [2024-11-28 05:14:17,886 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-28 05:14:17,887 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 213 states to 192 states and 215 transitions. [2024-11-28 05:14:17,887 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67 [2024-11-28 05:14:17,888 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2024-11-28 05:14:17,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 192 states and 215 transitions. [2024-11-28 05:14:17,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:17,888 INFO L218 hiAutomatonCegarLoop]: Abstraction has 192 states and 215 transitions. [2024-11-28 05:14:17,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states and 215 transitions. [2024-11-28 05:14:17,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 138. [2024-11-28 05:14:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.1159420289855073) internal successors, (154), 137 states have internal predecessors, (154), 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 05:14:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 154 transitions. [2024-11-28 05:14:17,892 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 154 transitions. [2024-11-28 05:14:17,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 05:14:17,892 INFO L425 stractBuchiCegarLoop]: Abstraction has 138 states and 154 transitions. [2024-11-28 05:14:17,893 INFO L332 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2024-11-28 05:14:17,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 154 transitions. [2024-11-28 05:14:17,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:17,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:17,893 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:17,894 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:17,894 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:17,894 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume !strstr_#t~short16#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:17,894 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:17,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:17,895 INFO L85 PathProgramCache]: Analyzing trace with hash 101917465, now seen corresponding path program 2 times [2024-11-28 05:14:17,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:17,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035708828] [2024-11-28 05:14:17,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:17,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:18,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:18,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035708828] [2024-11-28 05:14:18,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035708828] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:18,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169431501] [2024-11-28 05:14:18,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:18,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:18,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:18,257 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:18,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Waiting until timeout for monitored process [2024-11-28 05:14:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:18,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-28 05:14:18,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:18,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-28 05:14:18,642 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:18,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2024-11-28 05:14:18,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-11-28 05:14:18,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169431501] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:18,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:18,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 23 [2024-11-28 05:14:18,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585820621] [2024-11-28 05:14:18,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:18,738 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:18,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:18,738 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 10 times [2024-11-28 05:14:18,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:18,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197863982] [2024-11-28 05:14:18,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:18,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:18,744 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:18,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:18,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:18,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-28 05:14:18,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2024-11-28 05:14:18,891 INFO L87 Difference]: Start difference. First operand 138 states and 154 transitions. cyclomatic complexity: 27 Second operand has 23 states, 23 states have (on average 3.4782608695652173) internal successors, (80), 23 states have internal predecessors, (80), 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 05:14:19,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:19,583 INFO L93 Difference]: Finished difference Result 264 states and 293 transitions. [2024-11-28 05:14:19,583 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 264 states and 293 transitions. [2024-11-28 05:14:19,585 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-28 05:14:19,586 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 264 states to 240 states and 268 transitions. [2024-11-28 05:14:19,586 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 85 [2024-11-28 05:14:19,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2024-11-28 05:14:19,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 240 states and 268 transitions. [2024-11-28 05:14:19,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:19,587 INFO L218 hiAutomatonCegarLoop]: Abstraction has 240 states and 268 transitions. [2024-11-28 05:14:19,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states and 268 transitions. [2024-11-28 05:14:19,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 162. [2024-11-28 05:14:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 162 states have (on average 1.1111111111111112) internal successors, (180), 161 states have internal predecessors, (180), 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 05:14:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 180 transitions. [2024-11-28 05:14:19,591 INFO L240 hiAutomatonCegarLoop]: Abstraction has 162 states and 180 transitions. [2024-11-28 05:14:19,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-28 05:14:19,592 INFO L425 stractBuchiCegarLoop]: Abstraction has 162 states and 180 transitions. [2024-11-28 05:14:19,592 INFO L332 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2024-11-28 05:14:19,592 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 162 states and 180 transitions. [2024-11-28 05:14:19,593 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:19,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:19,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:19,593 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:19,593 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:19,594 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:19,594 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:19,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:19,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1993350298, now seen corresponding path program 3 times [2024-11-28 05:14:19,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:19,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839064701] [2024-11-28 05:14:19,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:19,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:20,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:14:20,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839064701] [2024-11-28 05:14:20,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839064701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:14:20,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494758075] [2024-11-28 05:14:20,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:20,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:14:20,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:20,451 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:14:20,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Waiting until timeout for monitored process [2024-11-28 05:14:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:20,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-28 05:14:20,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:14:20,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-28 05:14:20,865 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-28 05:14:20,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-28 05:14:20,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-28 05:14:20,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-28 05:14:20,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-28 05:14:21,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-28 05:14:21,106 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:14:21,174 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_591 (Array Int Int))) (= (select (select (store |c_#memory_int#0| |c_ULTIMATE.start_main_~needle~0#1.base| v_ArrVal_591) |c_ULTIMATE.start_main_~hay~0#1.base|) (+ 2 |c_ULTIMATE.start_main_~hay~0#1.offset|)) 0)) is different from false [2024-11-28 05:14:21,259 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 05:14:21,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-11-28 05:14:21,268 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 05:14:21,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 32 [2024-11-28 05:14:21,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-28 05:14:21,490 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-28 05:14:21,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2024-11-28 05:14:21,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494758075] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:14:21,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:14:21,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 32 [2024-11-28 05:14:21,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607751971] [2024-11-28 05:14:21,493 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:14:21,494 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:14:21,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:21,494 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 11 times [2024-11-28 05:14:21,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:21,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017969909] [2024-11-28 05:14:21,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:21,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:21,501 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:21,509 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:21,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:14:21,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-28 05:14:21,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=837, Unknown=1, NotChecked=58, Total=992 [2024-11-28 05:14:21,649 INFO L87 Difference]: Start difference. First operand 162 states and 180 transitions. cyclomatic complexity: 29 Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 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 05:14:22,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:22,297 INFO L93 Difference]: Finished difference Result 267 states and 296 transitions. [2024-11-28 05:14:22,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 267 states and 296 transitions. [2024-11-28 05:14:22,299 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:22,300 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 267 states to 246 states and 273 transitions. [2024-11-28 05:14:22,300 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 94 [2024-11-28 05:14:22,301 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 103 [2024-11-28 05:14:22,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 246 states and 273 transitions. [2024-11-28 05:14:22,301 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:14:22,301 INFO L218 hiAutomatonCegarLoop]: Abstraction has 246 states and 273 transitions. [2024-11-28 05:14:22,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states and 273 transitions. [2024-11-28 05:14:22,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 207. [2024-11-28 05:14:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 207 states have (on average 1.1111111111111112) internal successors, (230), 206 states have internal predecessors, (230), 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 05:14:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 230 transitions. [2024-11-28 05:14:22,309 INFO L240 hiAutomatonCegarLoop]: Abstraction has 207 states and 230 transitions. [2024-11-28 05:14:22,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 05:14:22,310 INFO L425 stractBuchiCegarLoop]: Abstraction has 207 states and 230 transitions. [2024-11-28 05:14:22,311 INFO L332 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2024-11-28 05:14:22,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 207 states and 230 transitions. [2024-11-28 05:14:22,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:14:22,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:14:22,312 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:14:22,312 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:22,312 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:14:22,313 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~nondet19#1, main_#t~malloc20#1.base, main_#t~malloc20#1.offset, main_#t~nondet21#1, main_#t~post22#1, main_~i~2#1, main_#t~nondet23#1, main_#t~malloc24#1.base, main_#t~malloc24#1.offset, main_#t~nondet25#1, main_#t~post26#1, main_~i~3#1, main_#t~ret27#1.base, main_#t~ret27#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~out_len~0#1, main_~needle~0#1.base, main_~needle~0#1.offset;havoc main_#t~nondet19#1;main_~in_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc20#1.base, main_#t~malloc20#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc20#1.base, main_#t~malloc20#1.offset;main_~i~2#1 := 0;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume main_~i~2#1 < main_~in_len~0#1 - 1;" "havoc main_#t~nondet21#1;call write~int#0(main_#t~nondet21#1, main_~hay~0#1.base, main_~hay~0#1.offset + main_~i~2#1, 1);havoc main_#t~nondet21#1;main_#t~post22#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1;" "assume !(main_~i~2#1 < main_~in_len~0#1 - 1);" "havoc main_~i~2#1;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet23#1;main_~out_len~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc24#1.base, main_#t~malloc24#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~needle~0#1.base, main_~needle~0#1.offset := main_#t~malloc24#1.base, main_#t~malloc24#1.offset;main_~i~3#1 := 0;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume main_~i~3#1 < main_~out_len~0#1 - 1;" "havoc main_#t~nondet25#1;call write~int#0(main_#t~nondet25#1, main_~needle~0#1.base, main_~needle~0#1.offset + main_~i~3#1, 1);havoc main_#t~nondet25#1;main_#t~post26#1 := main_~i~3#1;main_~i~3#1 := 1 + main_#t~post26#1;havoc main_#t~post26#1;" "assume !(main_~i~3#1 < main_~out_len~0#1 - 1);" "havoc main_~i~3#1;call write~int#0(0, main_~needle~0#1.base, main_~needle~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strstr } true;strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset, strstr_#in~needle#1.base, strstr_#in~needle#1.offset := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1.base, main_~needle~0#1.offset;havoc strstr_#res#1.base, strstr_#res#1.offset;havoc strstr_#t~ret11#1, strstr_#t~ret12#1, strstr_#t~mem13#1, strstr_#t~mem14#1, strstr_#t~ret15#1, strstr_#t~short16#1, strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset, strstr_#t~pre18#1, strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1, strstr_~hl~0#1, strstr_~i~1#1;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_#in~haystack#1.base, strstr_#in~haystack#1.offset;strstr_~needle#1.base, strstr_~needle#1.offset := strstr_#in~needle#1.base, strstr_#in~needle#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~needle#1.base, strstr_~needle#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret11#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~nl~0#1 := strstr_#t~ret11#1;havoc strstr_#t~ret11#1;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strstr_~haystack#1.base, strstr_~haystack#1.offset;havoc strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1;" "assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume 0 != strlen_#t~mem2#1;havoc strlen_#t~mem2#1;" "strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset;" "call strlen_#t~mem2#1 := read~int#0(strlen_~s#1.base, strlen_~s#1.offset, 1);" "assume !(0 != strlen_#t~mem2#1);havoc strlen_#t~mem2#1;" "strlen_#res#1 := strlen_~i~0#1;" "strstr_#t~ret12#1 := strlen_#res#1;havoc strlen_#t~mem2#1, strlen_#t~pre3#1, strlen_#t~pre4#1.base, strlen_#t~pre4#1.offset, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;havoc strlen_#in~s#1.base, strlen_#in~s#1.offset;assume { :end_inline_strlen } true;strstr_~hl~0#1 := strstr_#t~ret12#1;havoc strstr_#t~ret12#1;havoc strstr_~i~1#1;" "assume !(0 == strstr_~nl~0#1 % 18446744073709551616);" "assume !(strstr_~nl~0#1 % 18446744073709551616 > strstr_~hl~0#1 % 18446744073709551616);strstr_~i~1#1 := 1 + (strstr_~hl~0#1 - strstr_~nl~0#1);" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume 0 != memcmp_~r~0#1;havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#res#1 := memcmp_~r~0#1;" "strstr_#t~ret15#1 := memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;havoc memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1;assume { :end_inline_memcmp } true;strstr_#t~short16#1 := 0 == strstr_#t~ret15#1;" "assume !strstr_#t~short16#1;havoc strstr_#t~mem13#1;havoc strstr_#t~mem14#1;havoc strstr_#t~ret15#1;havoc strstr_#t~short16#1;strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;strstr_~haystack#1.base, strstr_~haystack#1.offset := strstr_~haystack#1.base, 1 + strstr_~haystack#1.offset;havoc strstr_#t~pre17#1.base, strstr_#t~pre17#1.offset;strstr_#t~pre18#1 := strstr_~i~1#1 - 1;strstr_~i~1#1 := strstr_~i~1#1 - 1;havoc strstr_#t~pre18#1;" "assume 0 != strstr_~i~1#1 % 18446744073709551616;" "call strstr_#t~mem13#1 := read~int#0(strstr_~haystack#1.base, strstr_~haystack#1.offset, 1);call strstr_#t~mem14#1 := read~int#0(strstr_~needle#1.base, strstr_~needle#1.offset, 1);strstr_#t~short16#1 := strstr_#t~mem13#1 == strstr_#t~mem14#1;" "assume strstr_#t~short16#1;assume { :begin_inline_memcmp } true;memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset, memcmp_#in~src#1.base, memcmp_#in~src#1.offset, memcmp_#in~count#1 := strstr_~haystack#1.base, strstr_~haystack#1.offset, strstr_~needle#1.base, strstr_~needle#1.offset, strstr_~nl~0#1;havoc memcmp_#res#1;havoc memcmp_#t~pre5#1, memcmp_#t~pre6#1, memcmp_#t~mem7#1, memcmp_#t~mem8#1, memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset, memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset, memcmp_~dst#1.base, memcmp_~dst#1.offset, memcmp_~src#1.base, memcmp_~src#1.offset, memcmp_~count#1, memcmp_~r~0#1, memcmp_~d~0#1.base, memcmp_~d~0#1.offset, memcmp_~s~0#1.base, memcmp_~s~0#1.offset;memcmp_~dst#1.base, memcmp_~dst#1.offset := memcmp_#in~dst#1.base, memcmp_#in~dst#1.offset;memcmp_~src#1.base, memcmp_~src#1.offset := memcmp_#in~src#1.base, memcmp_#in~src#1.offset;memcmp_~count#1 := memcmp_#in~count#1;havoc memcmp_~r~0#1;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~dst#1.base, memcmp_~dst#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~src#1.base, memcmp_~src#1.offset;memcmp_#t~pre5#1 := 1 + memcmp_~count#1;memcmp_~count#1 := 1 + memcmp_~count#1;havoc memcmp_#t~pre5#1;" [2024-11-28 05:14:22,313 INFO L749 eck$LassoCheckResult]: Loop: "memcmp_#t~pre6#1 := memcmp_~count#1 - 1;memcmp_~count#1 := memcmp_~count#1 - 1;" "assume 0 != memcmp_#t~pre6#1 % 18446744073709551616;havoc memcmp_#t~pre6#1;" "call memcmp_#t~mem7#1 := read~int#0(memcmp_~d~0#1.base, memcmp_~d~0#1.offset, 1);call memcmp_#t~mem8#1 := read~int#0(memcmp_~s~0#1.base, memcmp_~s~0#1.offset, 1);memcmp_~r~0#1 := (if memcmp_#t~mem7#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem7#1 % 256 % 4294967296 else memcmp_#t~mem7#1 % 256 % 4294967296 - 4294967296) - (if memcmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then memcmp_#t~mem8#1 % 256 % 4294967296 else memcmp_#t~mem8#1 % 256 % 4294967296 - 4294967296);" "assume !(0 != memcmp_~r~0#1);havoc memcmp_#t~mem7#1;havoc memcmp_#t~mem8#1;memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;memcmp_~d~0#1.base, memcmp_~d~0#1.offset := memcmp_~d~0#1.base, 1 + memcmp_~d~0#1.offset;havoc memcmp_#t~pre9#1.base, memcmp_#t~pre9#1.offset;memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;memcmp_~s~0#1.base, memcmp_~s~0#1.offset := memcmp_~s~0#1.base, 1 + memcmp_~s~0#1.offset;havoc memcmp_#t~pre10#1.base, memcmp_#t~pre10#1.offset;" [2024-11-28 05:14:22,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:22,313 INFO L85 PathProgramCache]: Analyzing trace with hash 201541950, now seen corresponding path program 4 times [2024-11-28 05:14:22,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:22,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45511603] [2024-11-28 05:14:22,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:22,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,397 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:22,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:22,454 INFO L85 PathProgramCache]: Analyzing trace with hash 4343657, now seen corresponding path program 12 times [2024-11-28 05:14:22,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:22,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823047843] [2024-11-28 05:14:22,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:22,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,459 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:22,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:22,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1523886630, now seen corresponding path program 5 times [2024-11-28 05:14:22,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:14:22,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133794722] [2024-11-28 05:14:22,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:22,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,531 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:14:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:14:22,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:14:38,680 WARN L286 SmtUtils]: Spent 15.94s on a formula simplification. DAG size of input: 554 DAG size of output: 401 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 05:14:57,142 WARN L286 SmtUtils]: Spent 15.24s on a formula simplification. DAG size of input: 283 DAG size of output: 123 (called from [L 299] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 05:14:57,148 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:14:57,148 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:14:57,148 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:14:57,148 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:14:57,148 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:14:57,148 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:14:57,148 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:14:57,149 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:14:57,149 INFO L132 ssoRankerPreferences]: Filename of dumped script: strstr.i_Iteration23_Lasso [2024-11-28 05:14:57,149 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:14:57,149 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:14:57,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:57,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:58,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:14:59,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:00,605 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:15:00,605 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:15:00,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,609 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2024-11-28 05:15:00,614 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 05:15:00,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:00,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,637 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2024-11-28 05:15:00,640 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 05:15:00,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:00,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,664 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2024-11-28 05:15:00,666 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 05:15:00,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,679 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2024-11-28 05:15:00,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,687 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2024-11-28 05:15:00,689 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 05:15:00,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,702 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2024-11-28 05:15:00,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,709 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2024-11-28 05:15:00,711 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 05:15:00,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2024-11-28 05:15:00,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,732 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2024-11-28 05:15:00,735 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 05:15:00,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2024-11-28 05:15:00,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,755 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2024-11-28 05:15:00,758 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 05:15:00,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2024-11-28 05:15:00,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,778 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2024-11-28 05:15:00,780 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 05:15:00,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2024-11-28 05:15:00,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,803 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2024-11-28 05:15:00,807 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 05:15:00,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,823 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:00,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,830 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2024-11-28 05:15:00,833 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 05:15:00,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:00,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:00,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2024-11-28 05:15:00,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,860 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2024-11-28 05:15:00,863 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 05:15:00,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,875 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2024-11-28 05:15:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,882 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2024-11-28 05:15:00,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:15:00,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2024-11-28 05:15:00,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,904 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2024-11-28 05:15:00,907 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 05:15:00,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2024-11-28 05:15:00,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,933 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2024-11-28 05:15:00,935 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 05:15:00,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:00,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:00,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:00,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2024-11-28 05:15:00,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,956 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2024-11-28 05:15:00,959 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 05:15:00,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:00,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:00,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:00,978 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:00,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2024-11-28 05:15:00,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:00,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:00,985 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:00,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2024-11-28 05:15:00,987 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 05:15:00,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:00,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:00,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:00,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:01,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:01,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:01,013 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:15:01,035 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-28 05:15:01,035 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-28 05:15:01,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:01,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:01,040 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:01,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2024-11-28 05:15:01,042 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:15:01,057 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:15:01,058 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:15:01,058 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc24#1.base)_7, ULTIMATE.start_memcmp_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc24#1.base)_7 - 1*ULTIMATE.start_memcmp_~s~0#1.offset Supporting invariants [] [2024-11-28 05:15:01,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2024-11-28 05:15:01,268 INFO L156 tatePredicateManager]: 32 out of 34 supporting invariants were superfluous and have been removed [2024-11-28 05:15:01,272 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 05:15:01,272 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 05:15:01,272 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 05:15:01,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:01,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 05:15:01,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:01,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2024-11-28 05:15:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:01,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 05:15:01,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:01,702 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 05:15:01,703 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-28 05:15:01,703 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36 Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:01,759 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 222 states and 247 transitions. Complement of second has 9 states. [2024-11-28 05:15:01,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:15:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 38 transitions. [2024-11-28 05:15:01,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 61 letters. Loop has 4 letters. [2024-11-28 05:15:01,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:01,761 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 05:15:01,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:01,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 05:15:01,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:02,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 05:15:02,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:02,108 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 05:15:02,108 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-28 05:15:02,108 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36 Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:02,170 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 222 states and 247 transitions. Complement of second has 9 states. [2024-11-28 05:15:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:15:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:02,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 38 transitions. [2024-11-28 05:15:02,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 61 letters. Loop has 4 letters. [2024-11-28 05:15:02,171 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:02,171 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 05:15:02,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:02,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 05:15:02,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:02,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 05:15:02,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:02,550 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 05:15:02,551 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-28 05:15:02,551 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36 Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:02,633 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 207 states and 230 transitions. cyclomatic complexity: 36. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 231 states and 258 transitions. Complement of second has 8 states. [2024-11-28 05:15:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:15:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2024-11-28 05:15:02,634 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 45 transitions. Stem has 61 letters. Loop has 4 letters. [2024-11-28 05:15:02,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:02,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 45 transitions. Stem has 65 letters. Loop has 4 letters. [2024-11-28 05:15:02,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:02,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 45 transitions. Stem has 61 letters. Loop has 8 letters. [2024-11-28 05:15:02,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:02,635 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 258 transitions. [2024-11-28 05:15:02,636 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:15:02,637 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 05:15:02,637 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 05:15:02,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:15:02,637 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L332 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2024-11-28 05:15:02,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:15:02,637 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:15:02,637 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 05:15:02,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 05:15:02 BoogieIcfgContainer [2024-11-28 05:15:02,646 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 05:15:02,647 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:15:02,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:15:02,647 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:15:02,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:13:29" (3/4) ... [2024-11-28 05:15:02,650 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:15:02,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:15:02,652 INFO L158 Benchmark]: Toolchain (without parser) took 94445.88ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 91.8MB in the beginning and 141.7MB in the end (delta: -49.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-28 05:15:02,652 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.6MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:02,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.85ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 74.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:15:02,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.15ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:02,653 INFO L158 Benchmark]: Boogie Preprocessor took 49.88ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 69.9MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:15:02,653 INFO L158 Benchmark]: RCFGBuilder took 537.33ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 52.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:15:02,653 INFO L158 Benchmark]: BuchiAutomizer took 93197.44ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 52.5MB in the beginning and 141.7MB in the end (delta: -89.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:02,654 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 141.7MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:02,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.6MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.85ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 74.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.15ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.88ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 69.9MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 537.33ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 52.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 93197.44ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 52.5MB in the beginning and 141.7MB in the end (delta: -89.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 141.7MB in the end (delta: 39.2kB). 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~haystack!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~d~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 23 terminating modules (15 trivial, 7 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (((long) -1 * i) + out_len) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 3 locations. 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 8 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 6 locations. 15 modules have a trivial ranking function, the largest among these consists of 33 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 93.1s and 24 iterations. TraceHistogramMax:4. Analysis of lassos took 84.2s. Construction of modules took 2.9s. Büchi inclusion checks took 5.6s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 19. Automata minimization 0.1s AutomataMinimizationTime, 22 MinimizatonAttempts, 487 StatesRemovedByMinimization, 16 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 [7, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1477 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1474 mSDsluCounter, 6510 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 103 IncrementalHoareTripleChecker+Unchecked, 5650 mSDsCounter, 198 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4114 IncrementalHoareTripleChecker+Invalid, 4415 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 198 mSolverCounterUnsat, 860 mSDtfsCounter, 4114 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU13 SILI0 SILT0 lasso8 LassoPreprocessingBenchmarks: Lassos: inital224 mio100 ax100 hnf100 lsp93 ukn74 mio100 lsp32 div184 bol100 ite100 ukn100 eq165 hnf92 smp76 dnf191 smp90 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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 05:15:02,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:02,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Ended with exit code 0 [2024-11-28 05:15:03,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Ended with exit code 0 [2024-11-28 05:15:03,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2024-11-28 05:15:03,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Ended with exit code 0 [2024-11-28 05:15:03,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Ended with exit code 0 [2024-11-28 05:15:03,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:04,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:04,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:04,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:04,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:04,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Ended with exit code 0 [2024-11-28 05:15:05,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Ended with exit code 0 [2024-11-28 05:15:05,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Ended with exit code 0 [2024-11-28 05:15:05,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:05,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae66b84-246b-4de5-a19d-3ccec4678318/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