./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/mcmillan2006.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_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/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_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/mcmillan2006.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/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_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/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 45cd9f1eda35cecb580d3b7fe5199506be9e5041f2297c1c3e22e0a862fa68be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:55:51,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:55:51,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 03:55:51,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:55:51,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:55:51,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:55:51,999 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:55:52,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:55:52,000 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:55:52,000 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:55:52,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:55:52,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:55:52,001 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:55:52,001 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:55:52,001 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:55:52,002 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:55:52,002 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:55:52,002 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:55:52,002 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:55:52,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:55:52,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:55:52,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:55:52,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:55:52,004 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:55:52,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:55:52,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:55:52,005 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:55:52,005 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:55:52,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:55:52,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:55:52,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:55:52,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:55:52,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:55:52,006 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:55:52,006 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_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/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 -> 45cd9f1eda35cecb580d3b7fe5199506be9e5041f2297c1c3e22e0a862fa68be [2024-11-28 03:55:52,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:55:52,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:55:52,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:55:52,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:55:52,333 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:55:52,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loop-lit/mcmillan2006.i [2024-11-28 03:55:56,080 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/data/09c5c42cf/b169b1e396e54d6da6c7e4e11ac38d81/FLAG17359e7e8 [2024-11-28 03:55:56,457 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:55:56,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/sv-benchmarks/c/loop-lit/mcmillan2006.i [2024-11-28 03:55:56,476 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/data/09c5c42cf/b169b1e396e54d6da6c7e4e11ac38d81/FLAG17359e7e8 [2024-11-28 03:55:56,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/data/09c5c42cf/b169b1e396e54d6da6c7e4e11ac38d81 [2024-11-28 03:55:56,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:55:56,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:55:56,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:55:56,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:55:56,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:55:56,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b56ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56, skipping insertion in model container [2024-11-28 03:55:56,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:55:56,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:55:56,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:55:56,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:55:56,846 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:55:56,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56 WrapperNode [2024-11-28 03:55:56,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:55:56,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:55:56,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:55:56,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:55:56,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,905 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-28 03:55:56,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:55:56,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:55:56,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:55:56,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:55:56,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,924 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,951 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2024-11-28 03:55:56,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,967 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:56,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:55:56,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:55:56,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:55:56,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:55:56,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (1/1) ... [2024-11-28 03:55:57,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:57,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:57,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:57,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:55:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:55:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:55:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:55:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:55:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:55:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:55:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:55:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:55:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:55:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:55:57,176 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:55:57,178 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:55:57,342 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 03:55:57,342 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:55:57,354 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:55:57,354 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:55:57,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:55:57 BoogieIcfgContainer [2024-11-28 03:55:57,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:55:57,356 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:55:57,356 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:55:57,365 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:55:57,365 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:55:57,366 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:55:56" (1/3) ... [2024-11-28 03:55:57,367 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57a15d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:55:57, skipping insertion in model container [2024-11-28 03:55:57,367 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:55:57,367 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:55:56" (2/3) ... [2024-11-28 03:55:57,368 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57a15d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:55:57, skipping insertion in model container [2024-11-28 03:55:57,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:55:57,368 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:55:57" (3/3) ... [2024-11-28 03:55:57,370 INFO L363 chiAutomizerObserver]: Analyzing ICFG mcmillan2006.i [2024-11-28 03:55:57,448 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:55:57,448 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:55:57,448 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:55:57,449 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:55:57,449 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:55:57,449 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:55:57,449 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:55:57,449 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:55:57,457 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 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 03:55:57,482 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-28 03:55:57,483 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:55:57,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:55:57,491 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 03:55:57,491 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:55:57,491 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:55:57,491 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 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 03:55:57,493 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-28 03:55:57,494 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:55:57,494 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:55:57,494 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 03:55:57,494 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:55:57,503 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~post3#1, main_~i~0#1, main_#t~mem4#1, main_#t~post5#1, main_~i~1#1, main_~n~0#1, main_~x~0#1.base, main_~x~0#1.offset;havoc main_#t~nondet1#1;main_~n~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !!(0 <= main_~n~0#1 && main_~n~0#1 <= 1000);call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 4294967296);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;main_~i~0#1 := 0;" [2024-11-28 03:55:57,503 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~n~0#1;" "call write~int#1(0, main_~x~0#1.base, main_~x~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post3#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1;" [2024-11-28 03:55:57,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:55:57,511 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-28 03:55:57,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:55:57,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628164903] [2024-11-28 03:55:57,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:55:57,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:55:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,647 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:55:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,681 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:55:57,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:55:57,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1381, now seen corresponding path program 1 times [2024-11-28 03:55:57,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:55:57,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003949221] [2024-11-28 03:55:57,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:55:57,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:55:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,700 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:55:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,717 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:55:57,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:55:57,721 INFO L85 PathProgramCache]: Analyzing trace with hash 28695880, now seen corresponding path program 1 times [2024-11-28 03:55:57,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:55:57,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925253718] [2024-11-28 03:55:57,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:55:57,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:55:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,781 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:55:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:55:57,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:55:58,503 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:55:58,504 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:55:58,504 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:55:58,504 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:55:58,504 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:55:58,504 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:58,505 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:55:58,505 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:55:58,505 INFO L132 ssoRankerPreferences]: Filename of dumped script: mcmillan2006.i_Iteration1_Lasso [2024-11-28 03:55:58,505 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:55:58,505 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:55:58,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:58,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:58,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:58,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:58,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:58,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:59,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:59,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:59,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:59,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:55:59,546 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:55:59,550 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:55:59,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:55:59,561 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 03:55:59,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:55:59,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:55:59,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:55:59,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,615 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:55:59,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:55:59,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:55:59,653 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 03:55:59,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,670 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:55:59,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:55:59,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:55:59,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:55:59,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:55:59,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,717 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:55:59,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:55:59,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:55:59,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:55:59,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:55:59,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,759 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:55:59,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:55:59,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:55:59,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:55:59,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:55:59,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,805 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:55:59,810 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 03:55:59,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:55:59,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:55:59,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:55:59,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 03:55:59,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,848 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:55:59,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:55:59,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:55:59,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 03:55:59,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,903 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:55:59,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:55:59,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:55:59,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 03:55:59,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,954 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 03:55:59,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:55:59,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:55:59,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:55:59,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:55:59,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:55:59,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:55:59,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:55:59,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:55:59,978 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:55:59,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 03:55:59,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:55:59,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:55:59,987 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:55:59,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 03:55:59,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:00,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:00,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:00,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:00,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:00,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:00,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:00,019 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:00,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-28 03:56:00,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:00,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:00,034 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:00,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 03:56:00,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:00,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:00,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:00,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:00,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:00,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:00,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:00,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:00,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 03:56:00,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:00,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:00,083 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:00,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 03:56:00,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:00,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:00,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:00,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:00,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:00,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:00,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:00,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:00,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:00,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:00,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:00,129 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:00,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 03:56:00,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:00,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:00,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:00,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:00,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:00,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:00,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:00,177 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:56:00,232 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2024-11-28 03:56:00,236 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-28 03:56:00,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:00,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:00,240 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:00,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 03:56:00,246 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:56:00,268 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 03:56:00,268 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:56:00,269 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-28 03:56:00,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 03:56:00,302 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 03:56:00,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:00,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 03:56:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:00,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:56:00,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:00,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:56:00,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:00,480 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 03:56:00,517 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 03:56:00,519 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:56:00,586 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 45 transitions. Complement of second has 6 states. [2024-11-28 03:56:00,591 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 03:56:00,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:56:00,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2024-11-28 03:56:00,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-28 03:56:00,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:00,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-28 03:56:00,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:00,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-28 03:56:00,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:00,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 45 transitions. [2024-11-28 03:56:00,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 03:56:00,619 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 14 states and 18 transitions. [2024-11-28 03:56:00,622 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-28 03:56:00,622 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 03:56:00,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 18 transitions. [2024-11-28 03:56:00,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:56:00,624 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:56:00,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 18 transitions. [2024-11-28 03:56:00,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-28 03:56:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:56:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2024-11-28 03:56:00,649 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:56:00,649 INFO L425 stractBuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:56:00,649 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:56:00,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2024-11-28 03:56:00,650 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 03:56:00,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:56:00,650 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:56:00,650 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 03:56:00,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:56:00,650 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~post3#1, main_~i~0#1, main_#t~mem4#1, main_#t~post5#1, main_~i~1#1, main_~n~0#1, main_~x~0#1.base, main_~x~0#1.offset;havoc main_#t~nondet1#1;main_~n~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !!(0 <= main_~n~0#1 && main_~n~0#1 <= 1000);call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 4294967296);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" [2024-11-28 03:56:00,650 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~n~0#1;" "call main_#t~mem4#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset + 4 * main_~i~1#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 == main_#t~mem4#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" [2024-11-28 03:56:00,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:00,651 INFO L85 PathProgramCache]: Analyzing trace with hash 28695946, now seen corresponding path program 1 times [2024-11-28 03:56:00,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:00,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911680711] [2024-11-28 03:56:00,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:00,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:00,670 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:56:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:00,688 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:56:00,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:00,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1759112, now seen corresponding path program 1 times [2024-11-28 03:56:00,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:00,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607976931] [2024-11-28 03:56:00,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:00,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:00,710 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:56:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:00,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:56:00,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:00,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1361365137, now seen corresponding path program 1 times [2024-11-28 03:56:00,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:00,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696360216] [2024-11-28 03:56:00,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:00,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:00,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 03:56:00,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696360216] [2024-11-28 03:56:00,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696360216] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:56:00,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566899119] [2024-11-28 03:56:00,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:00,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:56:00,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:00,940 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:56:00,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-28 03:56:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:00,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:56:01,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:01,057 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:56:01,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566899119] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:56:01,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:56:01,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-28 03:56:01,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890370593] [2024-11-28 03:56:01,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:56:01,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 03:56:01,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:56:01,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:56:01,213 INFO L87 Difference]: Start difference. First operand 14 states and 18 transitions. cyclomatic complexity: 6 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 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 03:56:01,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:56:01,272 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2024-11-28 03:56:01,273 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2024-11-28 03:56:01,273 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:56:01,274 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 12 states and 13 transitions. [2024-11-28 03:56:01,274 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-28 03:56:01,274 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-28 03:56:01,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 13 transitions. [2024-11-28 03:56:01,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:56:01,274 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 13 transitions. [2024-11-28 03:56:01,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 13 transitions. [2024-11-28 03:56:01,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2024-11-28 03:56:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:56:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2024-11-28 03:56:01,279 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 12 transitions. [2024-11-28 03:56:01,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:56:01,280 INFO L425 stractBuchiCegarLoop]: Abstraction has 11 states and 12 transitions. [2024-11-28 03:56:01,280 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 03:56:01,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 12 transitions. [2024-11-28 03:56:01,280 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:56:01,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:56:01,281 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:56:01,281 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:56:01,281 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:56:01,281 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~post3#1, main_~i~0#1, main_#t~mem4#1, main_#t~post5#1, main_~i~1#1, main_~n~0#1, main_~x~0#1.base, main_~x~0#1.offset;havoc main_#t~nondet1#1;main_~n~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !!(0 <= main_~n~0#1 && main_~n~0#1 <= 1000);call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 4294967296);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "call write~int#1(0, main_~x~0#1.base, main_~x~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post3#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" [2024-11-28 03:56:01,281 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~n~0#1;" "call main_#t~mem4#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset + 4 * main_~i~1#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 == main_#t~mem4#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" [2024-11-28 03:56:01,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:01,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1806937390, now seen corresponding path program 1 times [2024-11-28 03:56:01,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:01,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951789632] [2024-11-28 03:56:01,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:01,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,313 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:56:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:56:01,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:01,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1759112, now seen corresponding path program 2 times [2024-11-28 03:56:01,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:01,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587095856] [2024-11-28 03:56:01,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:01,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,333 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:56:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:56:01,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:01,343 INFO L85 PathProgramCache]: Analyzing trace with hash -492165579, now seen corresponding path program 1 times [2024-11-28 03:56:01,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:56:01,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472835786] [2024-11-28 03:56:01,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,363 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:56:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:56:01,378 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:56:01,788 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:56:01,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:56:01,789 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:56:01,789 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:56:01,789 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:56:01,789 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:01,789 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:56:01,789 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:56:01,789 INFO L132 ssoRankerPreferences]: Filename of dumped script: mcmillan2006.i_Iteration3_Lasso [2024-11-28 03:56:01,789 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:56:01,789 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:56:01,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:01,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:02,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:02,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:02,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:02,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:56:02,418 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:56:02,418 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:56:02,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,421 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 03:56:02,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 03:56:02,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,464 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 03:56:02,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,491 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,506 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 03:56:02,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,549 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 03:56:02,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,596 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 03:56:02,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 03:56:02,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,641 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 03:56:02,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,670 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 03:56:02,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,684 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 03:56:02,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 03:56:02,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,723 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 03:56:02,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:56:02,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:56:02,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:56:02,750 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,764 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 03:56:02,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,813 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 03:56:02,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 03:56:02,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,858 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 03:56:02,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 03:56:02,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,902 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 03:56:02,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,933 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:56:02,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:02,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:02,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:02,948 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:02,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 03:56:02,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:56:02,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:56:02,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:56:02,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:56:02,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:56:02,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:56:02,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:56:02,992 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:56:03,047 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-11-28 03:56:03,047 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-28 03:56:03,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:56:03,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:03,050 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:03,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 03:56:03,054 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:56:03,075 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 03:56:03,075 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:56:03,075 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-28 03:56:03,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:03,107 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 03:56:03,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:03,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:56:03,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:03,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:56:03,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:03,220 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 03:56:03,221 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 03:56:03,221 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 12 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 03:56:03,250 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 12 transitions. cyclomatic complexity: 3. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 15 states and 17 transitions. Complement of second has 4 states. [2024-11-28 03:56:03,251 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 03:56:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 03:56:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2024-11-28 03:56:03,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-28 03:56:03,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:03,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 11 letters. Loop has 4 letters. [2024-11-28 03:56:03,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:03,255 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 7 letters. Loop has 8 letters. [2024-11-28 03:56:03,255 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:56:03,255 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2024-11-28 03:56:03,256 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:56:03,257 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2024-11-28 03:56:03,257 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:56:03,258 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:56:03,258 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:56:03,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:56:03,258 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:56:03,258 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:56:03,258 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:56:03,258 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 03:56:03,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:56:03,258 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:56:03,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:56:03,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:56:03 BoogieIcfgContainer [2024-11-28 03:56:03,270 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:56:03,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:56:03,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:56:03,271 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:56:03,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:55:57" (3/4) ... [2024-11-28 03:56:03,274 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:56:03,275 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:56:03,276 INFO L158 Benchmark]: Toolchain (without parser) took 6758.95ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-28 03:56:03,276 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:56:03,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.5MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:56:03,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.37ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 933.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:56:03,277 INFO L158 Benchmark]: Boogie Preprocessor took 75.62ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:56:03,278 INFO L158 Benchmark]: RCFGBuilder took 373.19ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 68.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:56:03,278 INFO L158 Benchmark]: BuchiAutomizer took 5913.38ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 79.3MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:56:03,278 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.4MB in the end (delta: 930.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:56:03,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.5MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.37ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 933.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.62ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 373.19ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 68.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5913.38ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 79.3MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.4MB in the end (delta: 930.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + n) and consists of 4 locations. One deterministic module has affine ranking function (n + ((long long) -1 * i)) and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 24 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital133 mio100 ax100 hnf100 lsp89 ukn79 mio100 lsp44 div140 bol100 ite100 ukn100 eq149 hnf93 smp85 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 47ms 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 03:56:03,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:03,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-28 03:56:03,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b1fd53e-0ec8-44c5-bcbd-7061f01a51f1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE