./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/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_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/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 32bit --witnessprinter.graph.data.programhash 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:57:22,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:57:22,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 04:57:22,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:57:22,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:57:22,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:57:22,237 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:57:22,237 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:57:22,238 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:57:22,238 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:57:22,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:57:22,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:57:22,240 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:57:22,240 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 04:57:22,241 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 04:57:22,241 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 04:57:22,241 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 04:57:22,241 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 04:57:22,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:57:22,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:57:22,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:57:22,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:57:22,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:57:22,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:57:22,245 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 04:57:22,245 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 04:57:22,245 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_6797038c-92dd-4a75-b18d-b8dd61c23630/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 [2024-11-28 04:57:22,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:57:22,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:57:22,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:57:22,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:57:22,633 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:57:22,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2024-11-28 04:57:25,788 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/data/d16f8f5ac/61e0094dce0d47c78874517eda2fa609/FLAG055d17b72 [2024-11-28 04:57:26,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:57:26,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2024-11-28 04:57:26,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/data/d16f8f5ac/61e0094dce0d47c78874517eda2fa609/FLAG055d17b72 [2024-11-28 04:57:26,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/data/d16f8f5ac/61e0094dce0d47c78874517eda2fa609 [2024-11-28 04:57:26,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:57:26,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:57:26,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:57:26,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:57:26,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:57:26,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1720d031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26, skipping insertion in model container [2024-11-28 04:57:26,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:57:26,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:57:26,527 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:57:26,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:57:26,607 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:57:26,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26 WrapperNode [2024-11-28 04:57:26,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:57:26,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:57:26,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:57:26,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:57:26,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,658 INFO L138 Inliner]: procedures = 117, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-11-28 04:57:26,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:57:26,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:57:26,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:57:26,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:57:26,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,670 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,688 INFO L175 MemorySlicer]: Split 5 memory accesses to 2 slices as follows [2, 3]. 60 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-11-28 04:57:26,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:57:26,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:57:26,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:57:26,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:57:26,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (1/1) ... [2024-11-28 04:57:26,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:26,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:26,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:26,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 04:57:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:57:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:57:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:57:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:57:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:57:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:57:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:57:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:57:26,905 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:57:26,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:57:27,061 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-28 04:57:27,061 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:57:27,070 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:57:27,071 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-28 04:57:27,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:57:27 BoogieIcfgContainer [2024-11-28 04:57:27,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:57:27,072 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 04:57:27,072 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 04:57:27,079 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 04:57:27,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:57:27,080 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 04:57:26" (1/3) ... [2024-11-28 04:57:27,081 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65de2ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:57:27, skipping insertion in model container [2024-11-28 04:57:27,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:57:27,082 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:26" (2/3) ... [2024-11-28 04:57:27,082 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65de2ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:57:27, skipping insertion in model container [2024-11-28 04:57:27,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:57:27,082 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:57:27" (3/3) ... [2024-11-28 04:57:27,084 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpncpy-alloca-1.i [2024-11-28 04:57:27,139 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 04:57:27,139 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 04:57:27,139 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 04:57:27,139 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 04:57:27,139 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 04:57:27,139 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 04:57:27,140 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 04:57:27,140 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 04:57:27,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:27,162 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-28 04:57:27,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:57:27,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:57:27,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 04:57:27,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 04:57:27,167 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 04:57:27,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:27,169 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-28 04:57:27,169 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:57:27,169 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:57:27,170 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 04:57:27,170 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 04:57:27,177 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" [2024-11-28 04:57:27,177 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~length~0#1 - 1;" "havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2024-11-28 04:57:27,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:27,183 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-28 04:57:27,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:27,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171938865] [2024-11-28 04:57:27,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:27,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,303 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:27,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:27,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1637, now seen corresponding path program 1 times [2024-11-28 04:57:27,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:27,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020663911] [2024-11-28 04:57:27,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:27,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,371 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:27,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:27,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935658, now seen corresponding path program 1 times [2024-11-28 04:57:27,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:27,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127949291] [2024-11-28 04:57:27,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:27,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,453 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:27,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:28,118 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:57:28,119 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:57:28,120 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:57:28,120 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:57:28,120 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:57:28,121 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:28,121 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:57:28,121 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:57:28,122 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration1_Lasso [2024-11-28 04:57:28,122 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:57:28,123 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:57:28,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:28,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:29,049 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:57:29,053 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:57:29,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 04:57:29,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:29,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:29,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:29,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:29,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:29,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:29,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:29,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:29,084 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:29,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 04:57:29,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,100 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 04:57:29,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:29,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:29,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:29,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:29,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:29,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:29,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:29,137 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:29,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 04:57:29,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,148 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 04:57:29,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:29,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:29,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:29,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:29,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:29,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:29,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:29,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:29,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:29,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 04:57:29,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,186 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 04:57:29,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:29,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:29,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:29,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:29,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:29,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:29,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:29,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:29,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:29,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,238 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 04:57:29,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:29,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:29,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:29,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:29,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:29,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:29,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:29,299 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:57:29,350 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-11-28 04:57:29,353 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-11-28 04:57:29,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:29,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:29,359 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:29,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 04:57:29,363 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:57:29,381 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:57:29,382 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:57:29,383 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-28 04:57:29,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 04:57:29,419 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-28 04:57:29,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:29,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:57:29,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:29,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:57:29,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:57:29,566 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 04:57:29,567 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:29,638 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 37 states and 54 transitions. Complement of second has 6 states. [2024-11-28 04:57:29,640 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 04:57:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2024-11-28 04:57:29,656 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-28 04:57:29,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:29,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-28 04:57:29,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:29,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-28 04:57:29,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:29,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 54 transitions. [2024-11-28 04:57:29,662 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-28 04:57:29,665 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 16 states and 21 transitions. [2024-11-28 04:57:29,667 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-28 04:57:29,667 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 04:57:29,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2024-11-28 04:57:29,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:57:29,669 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 04:57:29,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2024-11-28 04:57:29,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-11-28 04:57:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2024-11-28 04:57:29,695 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 04:57:29,695 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 04:57:29,695 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 04:57:29,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2024-11-28 04:57:29,697 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-28 04:57:29,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:57:29,697 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:57:29,698 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:29,698 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 04:57:29,698 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);" "havoc main_~i~0#1;call write~int#1(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, cstpncpy_#t~mem4#1, cstpncpy_#t~pre5#1, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~pre7#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset;cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1;" "assume 0 != cstpncpy_~n#1 % 4294967296;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296);" [2024-11-28 04:57:29,698 INFO L749 eck$LassoCheckResult]: Loop: "cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post2#1.base, 1 + cstpncpy_#t~post2#1.offset;cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post3#1.base, 1 + cstpncpy_#t~post3#1.offset;call cstpncpy_#t~mem4#1 := read~int#1(cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, 1);call write~int#0(cstpncpy_#t~mem4#1, cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, 1);" "assume !(0 == cstpncpy_#t~mem4#1);havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset;havoc cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset;havoc cstpncpy_#t~mem4#1;cstpncpy_#t~pre7#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1;" "assume 0 != cstpncpy_#t~pre7#1 % 4294967296;havoc cstpncpy_#t~pre7#1;" [2024-11-28 04:57:29,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:29,700 INFO L85 PathProgramCache]: Analyzing trace with hash 180432628, now seen corresponding path program 1 times [2024-11-28 04:57:29,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:29,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192480227] [2024-11-28 04:57:29,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:29,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:29,734 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:29,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:29,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:29,782 INFO L85 PathProgramCache]: Analyzing trace with hash 66150, now seen corresponding path program 1 times [2024-11-28 04:57:29,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:29,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97657987] [2024-11-28 04:57:29,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:29,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:29,810 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:29,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:29,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:29,837 INFO L85 PathProgramCache]: Analyzing trace with hash -2030597485, now seen corresponding path program 1 times [2024-11-28 04:57:29,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:29,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856428944] [2024-11-28 04:57:29,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:29,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:30,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 04:57:30,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:57:30,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856428944] [2024-11-28 04:57:30,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856428944] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:57:30,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74300112] [2024-11-28 04:57:30,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:30,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:30,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:30,582 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:57:30,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-28 04:57:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:30,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-28 04:57:30,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:30,795 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 04:57:30,817 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:57:30,847 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 04:57:30,851 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 04:57:30,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74300112] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:57:30,906 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:57:30,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 11 [2024-11-28 04:57:30,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765903119] [2024-11-28 04:57:30,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:57:31,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:57:31,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:57:31,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:57:31,155 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:31,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:57:31,295 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2024-11-28 04:57:31,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2024-11-28 04:57:31,296 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-28 04:57:31,296 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2024-11-28 04:57:31,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-28 04:57:31,297 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2024-11-28 04:57:31,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2024-11-28 04:57:31,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:57:31,297 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-11-28 04:57:31,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2024-11-28 04:57:31,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2024-11-28 04:57:31,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2024-11-28 04:57:31,300 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-11-28 04:57:31,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:57:31,301 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-11-28 04:57:31,301 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 04:57:31,301 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2024-11-28 04:57:31,302 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-28 04:57:31,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:57:31,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:57:31,303 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:31,303 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 04:57:31,303 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume main_~length~0#1 < 1;main_~length~0#1 := 1;" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);" "havoc main_~i~0#1;call write~int#1(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, cstpncpy_#t~mem4#1, cstpncpy_#t~pre5#1, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~pre7#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset;cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1;" "assume 0 != cstpncpy_~n#1 % 4294967296;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296);" "cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post2#1.base, 1 + cstpncpy_#t~post2#1.offset;cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post3#1.base, 1 + cstpncpy_#t~post3#1.offset;call cstpncpy_#t~mem4#1 := read~int#1(cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, 1);call write~int#0(cstpncpy_#t~mem4#1, cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, 1);" "assume 0 == cstpncpy_#t~mem4#1;havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset;havoc cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset;havoc cstpncpy_#t~mem4#1;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset - 1;" [2024-11-28 04:57:31,303 INFO L749 eck$LassoCheckResult]: Loop: "cstpncpy_#t~pre5#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1;" "assume 0 != cstpncpy_#t~pre5#1 % 4294967296;havoc cstpncpy_#t~pre5#1;" "cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call write~int#0(0, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);" [2024-11-28 04:57:31,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:31,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1888555847, now seen corresponding path program 1 times [2024-11-28 04:57:31,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:31,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732693192] [2024-11-28 04:57:31,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,329 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:31,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:31,348 INFO L85 PathProgramCache]: Analyzing trace with hash 72590, now seen corresponding path program 1 times [2024-11-28 04:57:31,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:31,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107411167] [2024-11-28 04:57:31,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:31,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,356 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:31,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:31,363 INFO L85 PathProgramCache]: Analyzing trace with hash 2104382422, now seen corresponding path program 1 times [2024-11-28 04:57:31,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:31,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794572357] [2024-11-28 04:57:31,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,412 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:31,459 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:32,554 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:57:32,554 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:57:32,554 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:57:32,554 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:57:32,554 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:57:32,555 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:32,555 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:57:32,555 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:57:32,555 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration3_Lasso [2024-11-28 04:57:32,555 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:57:32,555 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:57:32,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:32,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:33,439 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:57:33,439 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:57:33,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,443 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 04:57:33,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,467 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:33,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,479 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 04:57:33,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:33,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,520 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 04:57:33,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,546 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:33,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,557 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 04:57:33,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,580 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 04:57:33,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,591 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 04:57:33,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,617 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-28 04:57:33,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,629 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 04:57:33,633 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 04:57:33,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:33,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:33,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:33,651 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 04:57:33,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,663 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 04:57:33,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:33,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:33,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:33,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:33,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:33,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,702 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 04:57:33,705 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 04:57:33,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:33,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:33,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:33,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:33,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:33,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:33,745 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:57:33,776 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-28 04:57:33,776 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-28 04:57:33,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:33,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:33,785 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:33,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 04:57:33,788 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:57:33,804 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:57:33,805 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:57:33,805 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstpncpy_~d~0#1.base)_1, ULTIMATE.start_cstpncpy_~d~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstpncpy_~d~0#1.base)_1 - 1*ULTIMATE.start_cstpncpy_~d~0#1.offset Supporting invariants [] [2024-11-28 04:57:33,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 04:57:33,840 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2024-11-28 04:57:33,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 04:57:33,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 04:57:33,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2024-11-28 04:57:33,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:33,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:57:33,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:33,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:57:33,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:57:33,925 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 04:57:33,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:33,933 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 26 states and 33 transitions. Complement of second has 4 states. [2024-11-28 04:57:33,934 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 04:57:33,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2024-11-28 04:57:33,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 10 letters. Loop has 3 letters. [2024-11-28 04:57:33,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:33,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 13 letters. Loop has 3 letters. [2024-11-28 04:57:33,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:33,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 10 letters. Loop has 6 letters. [2024-11-28 04:57:33,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:33,937 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 33 transitions. [2024-11-28 04:57:33,937 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 04:57:33,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 13 states and 15 transitions. [2024-11-28 04:57:33,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-28 04:57:33,938 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-28 04:57:33,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 15 transitions. [2024-11-28 04:57:33,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:57:33,938 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-11-28 04:57:33,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 15 transitions. [2024-11-28 04:57:33,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-28 04:57:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2024-11-28 04:57:33,940 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-11-28 04:57:33,940 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-11-28 04:57:33,940 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 04:57:33,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 15 transitions. [2024-11-28 04:57:33,941 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 04:57:33,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:57:33,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:57:33,941 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:33,941 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 04:57:33,942 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length~0#1 - 1;" "havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);" "havoc main_~i~0#1;call write~int#1(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, cstpncpy_#t~mem4#1, cstpncpy_#t~pre5#1, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~pre7#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset;cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1;" "assume 0 != cstpncpy_~n#1 % 4294967296;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset := cstpncpy_~dst#1.base, cstpncpy_~dst#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296);" [2024-11-28 04:57:33,942 INFO L749 eck$LassoCheckResult]: Loop: "cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post2#1.base, 1 + cstpncpy_#t~post2#1.offset;cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post3#1.base, 1 + cstpncpy_#t~post3#1.offset;call cstpncpy_#t~mem4#1 := read~int#1(cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset, 1);call write~int#0(cstpncpy_#t~mem4#1, cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset, 1);" "assume !(0 == cstpncpy_#t~mem4#1);havoc cstpncpy_#t~post2#1.base, cstpncpy_#t~post2#1.offset;havoc cstpncpy_#t~post3#1.base, cstpncpy_#t~post3#1.offset;havoc cstpncpy_#t~mem4#1;cstpncpy_#t~pre7#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1;" "assume 0 != cstpncpy_#t~pre7#1 % 4294967296;havoc cstpncpy_#t~pre7#1;" [2024-11-28 04:57:33,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:33,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1595089744, now seen corresponding path program 1 times [2024-11-28 04:57:33,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:33,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14854651] [2024-11-28 04:57:33,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:33,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:33,959 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:33,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:33,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:33,982 INFO L85 PathProgramCache]: Analyzing trace with hash 66150, now seen corresponding path program 2 times [2024-11-28 04:57:33,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:33,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42424374] [2024-11-28 04:57:33,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:33,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:33,995 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:34,005 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:34,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:34,007 INFO L85 PathProgramCache]: Analyzing trace with hash -199563081, now seen corresponding path program 1 times [2024-11-28 04:57:34,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:57:34,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57874911] [2024-11-28 04:57:34,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:34,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:57:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:34,054 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:57:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:57:34,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:57:34,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 04:57:34,904 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:57:34,904 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:57:34,904 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:57:34,904 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:57:34,904 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:57:34,904 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:34,904 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:57:34,904 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:57:34,904 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration4_Lasso [2024-11-28 04:57:34,905 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:57:34,905 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:57:34,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:34,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:35,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:57:36,221 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:57:36,224 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:57:36,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,227 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 04:57:36,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 04:57:36,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,256 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 04:57:36,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 04:57:36,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,281 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 04:57:36,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 04:57:36,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,312 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 04:57:36,315 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 04:57:36,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,329 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 04:57:36,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,338 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 04:57:36,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,367 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 04:57:36,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 04:57:36,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,396 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 04:57:36,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-28 04:57:36,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,428 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 04:57:36,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,443 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-28 04:57:36,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,452 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 04:57:36,454 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 04:57:36,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 04:57:36,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,476 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 04:57:36,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 04:57:36,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,502 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 04:57:36,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 04:57:36,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,526 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 04:57:36,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,542 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 04:57:36,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,554 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 04:57:36,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:36,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:36,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,613 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 04:57:36,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,632 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,646 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 04:57:36,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 04:57:36,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,676 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 04:57:36,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,693 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 04:57:36,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,702 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 04:57:36,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,727 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 04:57:36,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-28 04:57:36,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,752 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 04:57:36,755 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 04:57:36,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 04:57:36,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,780 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 04:57:36,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,807 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 04:57:36,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,824 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 04:57:36,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,835 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 04:57:36,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,851 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:36,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,859 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 04:57:36,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,875 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-28 04:57:36,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,883 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 04:57:36,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:57:36,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:57:36,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:57:36,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:57:36,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 04:57:36,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,909 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 04:57:36,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:57:36,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:57:36,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:57:36,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:57:36,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:57:36,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:57:36,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:57:36,940 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:57:36,958 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-28 04:57:36,958 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 04:57:36,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:57:36,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:36,960 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:36,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 04:57:36,964 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:57:36,980 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:57:36,980 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:57:36,980 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3, ULTIMATE.start_cstpncpy_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 - 1*ULTIMATE.start_cstpncpy_~s~0#1.offset Supporting invariants [] [2024-11-28 04:57:36,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-28 04:57:37,038 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2024-11-28 04:57:37,042 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 04:57:37,043 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 04:57:37,043 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 04:57:37,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:37,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:57:37,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:37,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 04:57:37,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:57:37,220 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 04:57:37,221 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:37,273 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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 16 states and 18 transitions. Complement of second has 6 states. [2024-11-28 04:57:37,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 04:57:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:57:37,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2024-11-28 04:57:37,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 10 letters. Loop has 3 letters. [2024-11-28 04:57:37,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:37,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 13 letters. Loop has 3 letters. [2024-11-28 04:57:37,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:37,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 10 letters. Loop has 6 letters. [2024-11-28 04:57:37,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:57:37,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 18 transitions. [2024-11-28 04:57:37,276 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:57:37,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2024-11-28 04:57:37,276 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 04:57:37,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 04:57:37,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 04:57:37,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:57:37,277 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:57:37,277 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:57:37,277 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:57:37,277 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 04:57:37,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:57:37,277 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:57:37,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 04:57:37,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 04:57:37 BoogieIcfgContainer [2024-11-28 04:57:37,290 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 04:57:37,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:57:37,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:57:37,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:57:37,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:57:27" (3/4) ... [2024-11-28 04:57:37,295 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:57:37,296 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:57:37,298 INFO L158 Benchmark]: Toolchain (without parser) took 11088.20ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 83.9MB in the beginning and 214.0MB in the end (delta: -130.1MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-28 04:57:37,298 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:57:37,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.99ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 67.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:57:37,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.65ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 65.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:57:37,300 INFO L158 Benchmark]: Boogie Preprocessor took 44.27ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:57:37,300 INFO L158 Benchmark]: RCFGBuilder took 367.54ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 49.8MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:57:37,302 INFO L158 Benchmark]: BuchiAutomizer took 10218.49ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 49.4MB in the beginning and 214.1MB in the end (delta: -164.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-28 04:57:37,302 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 293.6MB. Free memory was 214.1MB in the beginning and 214.0MB in the end (delta: 92.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:57:37,304 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.99ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 67.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.65ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 65.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.27ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.54ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 49.8MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 10218.49ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 49.4MB in the beginning and 214.1MB in the end (delta: -164.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 293.6MB. Free memory was 214.1MB in the beginning and 214.0MB in the end (delta: 92.2kB). 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: ~d~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: ~s~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + length) 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 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 9.3s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 124 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 46 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital158 mio100 ax111 hnf100 lsp91 ukn81 mio100 lsp44 div200 bol100 ite100 ukn100 eq157 hnf94 smp62 dnf136 smp86 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 04:57:37,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-28 04:57:37,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:37,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6797038c-92dd-4a75-b18d-b8dd61c23630/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE