./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/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_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/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_68a1ca51-0075-43e6-b7c4-12f77f7a866b/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 ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:18:22,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:18:22,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 04:18:22,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:18:22,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:18:22,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:18:22,916 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:18:22,917 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:18:22,917 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:18:22,918 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:18:22,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:18:22,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:18:22,921 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 04:18:22,921 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 04:18:22,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 04:18:22,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 04:18:22,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 04:18:22,923 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:18:22,923 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:18:22,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:18:22,923 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 04:18:22,925 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:18:22,925 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:18:22,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:18:22,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:18:22,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:18:22,926 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 04:18:22,926 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 04:18:22,927 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_68a1ca51-0075-43e6-b7c4-12f77f7a866b/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 -> ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 [2024-11-28 04:18:23,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:18:23,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:18:23,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:18:23,348 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:18:23,348 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:18:23,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2024-11-28 04:18:26,536 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/data/cf245b262/110148e746e042ebb376a24bc93cfa40/FLAG320327628 [2024-11-28 04:18:26,928 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:18:26,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2024-11-28 04:18:26,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/data/cf245b262/110148e746e042ebb376a24bc93cfa40/FLAG320327628 [2024-11-28 04:18:27,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/data/cf245b262/110148e746e042ebb376a24bc93cfa40 [2024-11-28 04:18:27,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:18:27,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:18:27,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:18:27,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:18:27,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:18:27,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76529059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27, skipping insertion in model container [2024-11-28 04:18:27,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:18:27,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:18:27,534 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:18:27,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:18:27,610 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:18:27,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27 WrapperNode [2024-11-28 04:18:27,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:18:27,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:18:27,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:18:27,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:18:27,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,653 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-28 04:18:27,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:18:27,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:18:27,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:18:27,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:18:27,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,667 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,687 INFO L175 MemorySlicer]: Split 7 memory accesses to 1 slices as follows [7]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 3 writes are split as follows [3]. [2024-11-28 04:18:27,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,699 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:18:27,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:18:27,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:18:27,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:18:27,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (1/1) ... [2024-11-28 04:18:27,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:27,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:27,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:27,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 04:18:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:18:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:18:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:18:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:18:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:18:27,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:18:27,887 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:18:27,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:18:28,059 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 04:18:28,059 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:18:28,069 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:18:28,069 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-28 04:18:28,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:18:28 BoogieIcfgContainer [2024-11-28 04:18:28,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:18:28,070 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 04:18:28,070 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 04:18:28,076 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 04:18:28,077 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:18:28,077 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 04:18:27" (1/3) ... [2024-11-28 04:18:28,078 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70fc6415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:18:28, skipping insertion in model container [2024-11-28 04:18:28,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:18:28,079 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:27" (2/3) ... [2024-11-28 04:18:28,079 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70fc6415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:18:28, skipping insertion in model container [2024-11-28 04:18:28,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:18:28,079 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:18:28" (3/3) ... [2024-11-28 04:18:28,081 INFO L363 chiAutomizerObserver]: Analyzing ICFG java_BubbleSort-alloca-1.i [2024-11-28 04:18:28,142 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 04:18:28,142 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 04:18:28,142 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 04:18:28,142 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 04:18:28,143 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 04:18:28,143 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 04:18:28,143 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 04:18:28,143 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 04:18:28,149 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:28,168 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-28 04:18:28,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:28,169 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:28,174 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 04:18:28,174 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 04:18:28,174 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 04:18:28,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:28,178 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-28 04:18:28,178 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:28,178 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:28,179 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 04:18:28,179 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 04:18:28,187 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" [2024-11-28 04:18:28,188 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-28 04:18:28,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:28,195 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2024-11-28 04:18:28,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:28,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088316357] [2024-11-28 04:18:28,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:28,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,320 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:28,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:28,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1445, now seen corresponding path program 1 times [2024-11-28 04:18:28,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:28,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369106513] [2024-11-28 04:18:28,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:28,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,413 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:28,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:28,415 INFO L85 PathProgramCache]: Analyzing trace with hash 889568393, now seen corresponding path program 1 times [2024-11-28 04:18:28,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:28,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411198613] [2024-11-28 04:18:28,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:28,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,469 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:28,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:29,024 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:18:29,025 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:18:29,025 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:18:29,025 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:18:29,026 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:18:29,026 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,026 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:18:29,026 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:18:29,026 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_BubbleSort-alloca-1.i_Iteration1_Lasso [2024-11-28 04:18:29,026 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:18:29,027 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:18:29,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:29,811 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:18:29,815 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:18:29,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:29,822 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:29,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 04:18:29,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:29,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:29,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:29,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:29,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:29,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:29,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:29,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:29,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:29,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 04:18:29,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:29,869 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:29,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 04:18:29,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:29,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:29,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:29,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:29,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:29,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:29,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:29,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:29,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:29,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:29,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:29,905 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:29,909 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 04:18:29,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 04:18:29,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:29,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:29,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:29,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:29,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:29,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:29,933 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:29,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:29,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:29,945 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:29,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:29,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 04:18:29,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:29,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:29,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:29,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:29,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:29,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:29,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:29,967 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:29,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-28 04:18:29,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:29,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:29,984 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:29,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 04:18:29,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:30,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:30,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:30,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:30,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:30,006 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:30,006 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:30,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:30,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 04:18:30,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:30,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,023 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 04:18:30,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:30,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:30,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:30,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:30,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:30,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:30,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:30,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:30,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 04:18:30,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:30,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,063 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 04:18:30,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:30,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:30,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:30,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:30,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:30,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:30,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:30,112 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:18:30,148 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 04:18:30,151 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2024-11-28 04:18:30,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:30,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,157 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 04:18:30,160 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:18:30,179 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:18:30,180 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:18:30,180 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~array_size~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~array_size~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-28 04:18:30,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-28 04:18:30,205 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-11-28 04:18:30,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:18:30,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:18:30,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:30,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:18:30,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 04:18:30,385 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:18:30,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:30,447 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 46 transitions. Complement of second has 6 states. [2024-11-28 04:18:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 04:18:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2024-11-28 04:18:30,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-28 04:18:30,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:30,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-28 04:18:30,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:30,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 4 letters. Loop has 4 letters. [2024-11-28 04:18:30,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:30,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 46 transitions. [2024-11-28 04:18:30,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:18:30,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 15 states and 21 transitions. [2024-11-28 04:18:30,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-28 04:18:30,476 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-28 04:18:30,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2024-11-28 04:18:30,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:18:30,478 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-28 04:18:30,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2024-11-28 04:18:30,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-28 04:18:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2024-11-28 04:18:30,498 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-28 04:18:30,498 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-28 04:18:30,498 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 04:18:30,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2024-11-28 04:18:30,499 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:18:30,499 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:30,499 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:30,499 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 04:18:30,499 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:30,499 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" [2024-11-28 04:18:30,500 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume !true;" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" [2024-11-28 04:18:30,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:30,500 INFO L85 PathProgramCache]: Analyzing trace with hash 889568459, now seen corresponding path program 1 times [2024-11-28 04:18:30,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:30,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127204164] [2024-11-28 04:18:30,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:30,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127204164] [2024-11-28 04:18:30,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127204164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:30,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452297088] [2024-11-28 04:18:30,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:30,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,613 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-28 04:18:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:18:30,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:30,710 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:30,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452297088] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:30,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:30,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-28 04:18:30,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405049705] [2024-11-28 04:18:30,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:30,734 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 04:18:30,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:30,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1820839, now seen corresponding path program 1 times [2024-11-28 04:18:30,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:30,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602810950] [2024-11-28 04:18:30,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:30,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602810950] [2024-11-28 04:18:30,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602810950] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:30,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074665325] [2024-11-28 04:18:30,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:30,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,756 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-28 04:18:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:18:30,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:30,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:30,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074665325] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:30,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:30,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-28 04:18:30,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519028377] [2024-11-28 04:18:30,798 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:30,798 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 04:18:30,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:30,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:18:30,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:18:30,801 INFO L87 Difference]: Start difference. First operand 15 states and 21 transitions. cyclomatic complexity: 8 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:30,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:30,805 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-11-28 04:18:30,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 20 transitions. [2024-11-28 04:18:30,806 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:18:30,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 20 transitions. [2024-11-28 04:18:30,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-28 04:18:30,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-28 04:18:30,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 20 transitions. [2024-11-28 04:18:30,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:18:30,807 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-28 04:18:30,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 20 transitions. [2024-11-28 04:18:30,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-28 04:18:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2024-11-28 04:18:30,809 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-28 04:18:30,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:18:30,809 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-28 04:18:30,809 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 04:18:30,810 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2024-11-28 04:18:30,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-28 04:18:30,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:30,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:30,810 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 04:18:30,811 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:30,811 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" [2024-11-28 04:18:30,811 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" [2024-11-28 04:18:30,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:30,811 INFO L85 PathProgramCache]: Analyzing trace with hash 889568459, now seen corresponding path program 2 times [2024-11-28 04:18:30,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:30,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154823702] [2024-11-28 04:18:30,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:30,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154823702] [2024-11-28 04:18:30,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154823702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:30,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433983287] [2024-11-28 04:18:30,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:30,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:30,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:30,924 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:30,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-28 04:18:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:30,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:18:30,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:30,995 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:31,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433983287] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:31,018 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:31,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-28 04:18:31,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509554760] [2024-11-28 04:18:31,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:31,018 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 04:18:31,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1820498, now seen corresponding path program 1 times [2024-11-28 04:18:31,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808968695] [2024-11-28 04:18:31,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:31,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808968695] [2024-11-28 04:18:31,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808968695] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:31,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863969781] [2024-11-28 04:18:31,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:31,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:31,069 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:31,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-28 04:18:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:18:31,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:31,139 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:31,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863969781] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:31,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:31,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2024-11-28 04:18:31,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416104836] [2024-11-28 04:18:31,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:31,160 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 04:18:31,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:31,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:18:31,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:18:31,161 INFO L87 Difference]: Start difference. First operand 15 states and 20 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:31,207 INFO L93 Difference]: Finished difference Result 19 states and 25 transitions. [2024-11-28 04:18:31,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2024-11-28 04:18:31,208 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2024-11-28 04:18:31,208 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 25 transitions. [2024-11-28 04:18:31,208 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-28 04:18:31,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-28 04:18:31,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2024-11-28 04:18:31,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:18:31,209 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2024-11-28 04:18:31,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2024-11-28 04:18:31,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 16. [2024-11-28 04:18:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2024-11-28 04:18:31,212 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 04:18:31,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:18:31,214 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 04:18:31,214 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 04:18:31,214 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2024-11-28 04:18:31,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 04:18:31,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:31,215 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:31,215 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 04:18:31,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:31,215 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" [2024-11-28 04:18:31,215 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" [2024-11-28 04:18:31,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,216 INFO L85 PathProgramCache]: Analyzing trace with hash 889568459, now seen corresponding path program 3 times [2024-11-28 04:18:31,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804542132] [2024-11-28 04:18:31,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:31,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804542132] [2024-11-28 04:18:31,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804542132] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:31,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028307461] [2024-11-28 04:18:31,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:31,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:31,310 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:31,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-28 04:18:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:18:31,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:31,392 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:31,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028307461] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:31,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:31,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-28 04:18:31,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826755008] [2024-11-28 04:18:31,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:31,411 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 04:18:31,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1869983032, now seen corresponding path program 1 times [2024-11-28 04:18:31,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700149313] [2024-11-28 04:18:31,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,425 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:31,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:31,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:18:31,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:18:31,564 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:31,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:31,605 INFO L93 Difference]: Finished difference Result 17 states and 21 transitions. [2024-11-28 04:18:31,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 21 transitions. [2024-11-28 04:18:31,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 04:18:31,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 21 transitions. [2024-11-28 04:18:31,607 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 04:18:31,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 04:18:31,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 21 transitions. [2024-11-28 04:18:31,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:18:31,607 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-11-28 04:18:31,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 21 transitions. [2024-11-28 04:18:31,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-11-28 04:18:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2024-11-28 04:18:31,613 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-11-28 04:18:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:18:31,614 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-11-28 04:18:31,614 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 04:18:31,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2024-11-28 04:18:31,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 04:18:31,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:31,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:31,617 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:31,617 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:31,617 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" [2024-11-28 04:18:31,617 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" [2024-11-28 04:18:31,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,618 INFO L85 PathProgramCache]: Analyzing trace with hash 176734319, now seen corresponding path program 1 times [2024-11-28 04:18:31,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864069872] [2024-11-28 04:18:31,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,642 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,668 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:31,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1869983032, now seen corresponding path program 2 times [2024-11-28 04:18:31,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657743325] [2024-11-28 04:18:31,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,682 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:31,692 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:31,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:31,697 INFO L85 PathProgramCache]: Analyzing trace with hash 2057707430, now seen corresponding path program 1 times [2024-11-28 04:18:31,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:31,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989006388] [2024-11-28 04:18:31,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:31,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989006388] [2024-11-28 04:18:31,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989006388] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:31,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141103804] [2024-11-28 04:18:31,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:31,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:31,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:31,907 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:31,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-28 04:18:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:31,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 04:18:31,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:32,013 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:32,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141103804] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:32,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:32,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-28 04:18:32,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607192357] [2024-11-28 04:18:32,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:32,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:32,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:18:32,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:18:32,172 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. cyclomatic complexity: 6 Second operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 9 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 04:18:32,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:32,267 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2024-11-28 04:18:32,267 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2024-11-28 04:18:32,268 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 04:18:32,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 19 states and 22 transitions. [2024-11-28 04:18:32,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 04:18:32,269 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 04:18:32,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 22 transitions. [2024-11-28 04:18:32,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:18:32,273 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 22 transitions. [2024-11-28 04:18:32,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 22 transitions. [2024-11-28 04:18:32,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2024-11-28 04:18:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2024-11-28 04:18:32,275 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-28 04:18:32,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:18:32,279 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-28 04:18:32,279 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 04:18:32,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2024-11-28 04:18:32,280 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 04:18:32,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:32,280 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:32,281 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:32,281 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:32,281 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" [2024-11-28 04:18:32,281 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" [2024-11-28 04:18:32,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:32,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1957074157, now seen corresponding path program 2 times [2024-11-28 04:18:32,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:32,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91692636] [2024-11-28 04:18:32,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:32,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,310 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:32,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:32,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1869983032, now seen corresponding path program 3 times [2024-11-28 04:18:32,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:32,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214578210] [2024-11-28 04:18:32,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:32,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,348 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,355 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:32,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:32,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1727797686, now seen corresponding path program 2 times [2024-11-28 04:18:32,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:32,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961873524] [2024-11-28 04:18:32,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:32,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:32,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:32,933 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:18:32,933 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:18:32,933 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:18:32,933 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:18:32,933 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:18:32,933 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:32,933 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:18:32,934 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:18:32,934 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_BubbleSort-alloca-1.i_Iteration6_Lasso [2024-11-28 04:18:32,934 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:18:32,934 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:18:32,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:32,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:33,553 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:18:33,554 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:18:33,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,558 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 04:18:33,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:33,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,595 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 04:18:33,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,620 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:33,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,633 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 04:18:33,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,659 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 04:18:33,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,672 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 04:18:33,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,696 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 04:18:33,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,709 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 04:18:33,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:33,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:33,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 04:18:33,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,748 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 04:18:33,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:33,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,781 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 04:18:33,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:33,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,810 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 04:18:33,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:33,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:33,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:33,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:33,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 04:18:33,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,835 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 04:18:33,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:33,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:33,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:33,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:33,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:33,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:33,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:33,876 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:18:33,916 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-28 04:18:33,916 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2024-11-28 04:18:33,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:33,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:33,919 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:33,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 04:18:33,924 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:18:33,945 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:18:33,946 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:18:33,946 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sort_~n#1, ULTIMATE.start_sort_~pass~0#1) = 1*ULTIMATE.start_sort_~n#1 - 1*ULTIMATE.start_sort_~pass~0#1 Supporting invariants [] [2024-11-28 04:18:33,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-28 04:18:33,971 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 04:18:33,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:34,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:18:34,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:34,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:18:34,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-28 04:18:34,122 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:18:34,122 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:34,151 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 32 transitions. Complement of second has 4 states. [2024-11-28 04:18:34,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 04:18:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2024-11-28 04:18:34,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 8 letters. [2024-11-28 04:18:34,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:34,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 18 letters. Loop has 8 letters. [2024-11-28 04:18:34,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:34,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 16 letters. [2024-11-28 04:18:34,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:34,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 32 transitions. [2024-11-28 04:18:34,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:34,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 25 states and 31 transitions. [2024-11-28 04:18:34,156 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-28 04:18:34,156 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-28 04:18:34,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2024-11-28 04:18:34,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:18:34,157 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-11-28 04:18:34,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2024-11-28 04:18:34,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2024-11-28 04:18:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.25) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2024-11-28 04:18:34,159 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-11-28 04:18:34,159 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-11-28 04:18:34,159 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-28 04:18:34,159 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 30 transitions. [2024-11-28 04:18:34,160 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:34,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:34,160 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:34,161 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:34,161 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:34,161 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" [2024-11-28 04:18:34,161 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" [2024-11-28 04:18:34,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:34,162 INFO L85 PathProgramCache]: Analyzing trace with hash 447411703, now seen corresponding path program 1 times [2024-11-28 04:18:34,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:34,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186181099] [2024-11-28 04:18:34,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:34,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,182 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:34,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:34,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2128231, now seen corresponding path program 1 times [2024-11-28 04:18:34,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:34,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863511455] [2024-11-28 04:18:34,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:34,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,202 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:34,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:34,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1070826589, now seen corresponding path program 1 times [2024-11-28 04:18:34,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:34,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754934232] [2024-11-28 04:18:34,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:34,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,227 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:34,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:34,703 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:18:34,703 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:18:34,704 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:18:34,704 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:18:34,704 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:18:34,704 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:34,704 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:18:34,704 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:18:34,704 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_BubbleSort-alloca-1.i_Iteration7_Lasso [2024-11-28 04:18:34,704 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:18:34,704 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:18:34,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:34,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:34,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:35,220 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:18:35,220 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:18:35,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,229 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 04:18:35,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 04:18:35,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,267 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 04:18:35,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 04:18:35,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,302 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 04:18:35,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 04:18:35,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,328 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 04:18:35,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:35,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:35,351 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 04:18:35,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,363 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 04:18:35,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-28 04:18:35,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,387 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 04:18:35,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,404 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-28 04:18:35,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,416 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 04:18:35,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:35,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:35,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:35,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 04:18:35,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,445 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 04:18:35,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:35,463 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:35,470 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 04:18:35,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,483 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 04:18:35,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:35,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:35,509 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:35,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-28 04:18:35,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,517 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 04:18:35,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:35,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:35,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:35,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:35,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:35,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:35,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:35,557 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:18:35,587 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-28 04:18:35,588 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-28 04:18:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:35,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:35,590 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:35,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 04:18:35,594 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:18:35,611 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-28 04:18:35,611 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:18:35,612 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sort_~x#1.offset, ULTIMATE.start_sort_~i~0#1) = -1*ULTIMATE.start_sort_~x#1.offset - 4*ULTIMATE.start_sort_~i~0#1 + 2 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_sort_~x#1.base)_2 + 8 >= 0] [2024-11-28 04:18:35,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-28 04:18:35,641 INFO L156 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2024-11-28 04:18:35,644 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~x!offset [2024-11-28 04:18:35,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:35,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:18:35,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:35,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-28 04:18:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:35,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:18:35,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:35,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:18:35,980 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2024-11-28 04:18:35,981 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9 Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:36,129 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 67 transitions. Complement of second has 14 states. [2024-11-28 04:18:36,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-28 04:18:36,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2024-11-28 04:18:36,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-28 04:18:36,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:36,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 16 letters. Loop has 4 letters. [2024-11-28 04:18:36,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:36,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 12 letters. Loop has 8 letters. [2024-11-28 04:18:36,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:36,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 67 transitions. [2024-11-28 04:18:36,133 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:36,133 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 40 states and 49 transitions. [2024-11-28 04:18:36,134 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-28 04:18:36,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-28 04:18:36,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2024-11-28 04:18:36,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:18:36,134 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-11-28 04:18:36,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2024-11-28 04:18:36,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 28. [2024-11-28 04:18:36,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.25) internal successors, (35), 27 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:36,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2024-11-28 04:18:36,136 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-28 04:18:36,136 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-28 04:18:36,137 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-28 04:18:36,137 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 35 transitions. [2024-11-28 04:18:36,137 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:36,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:36,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:36,138 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:36,138 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:36,138 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" [2024-11-28 04:18:36,138 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" [2024-11-28 04:18:36,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:36,139 INFO L85 PathProgramCache]: Analyzing trace with hash 404598427, now seen corresponding path program 2 times [2024-11-28 04:18:36,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:36,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836856439] [2024-11-28 04:18:36,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:36,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,152 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:36,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash 2128231, now seen corresponding path program 2 times [2024-11-28 04:18:36,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:36,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045631950] [2024-11-28 04:18:36,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:36,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,167 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,171 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:36,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:36,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1580288769, now seen corresponding path program 2 times [2024-11-28 04:18:36,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:36,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260710404] [2024-11-28 04:18:36,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:36,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,192 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:36,208 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:36,658 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:18:36,658 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:18:36,658 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:18:36,658 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:18:36,658 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:18:36,658 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:36,658 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:18:36,658 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:18:36,658 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_BubbleSort-alloca-1.i_Iteration8_Lasso [2024-11-28 04:18:36,658 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:18:36,658 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:18:36,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:36,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:18:37,121 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:18:37,121 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:18:37,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,123 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 04:18:37,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,139 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-28 04:18:37,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,146 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 04:18:37,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 04:18:37,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,169 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 04:18:37,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,185 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-28 04:18:37,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,194 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 04:18:37,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,216 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-28 04:18:37,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,233 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 04:18:37,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,253 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 04:18:37,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,266 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 04:18:37,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:37,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:37,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-28 04:18:37,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,302 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 04:18:37,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:37,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,337 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 04:18:37,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:37,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,374 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 04:18:37,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,396 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-28 04:18:37,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,408 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-28 04:18:37,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-28 04:18:37,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,433 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-28 04:18:37,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,452 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-28 04:18:37,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,466 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-28 04:18:37,469 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 04:18:37,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:18:37,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:18:37,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:18:37,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:37,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,489 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-28 04:18:37,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:37,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:37,511 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:37,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,523 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-28 04:18:37,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:37,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:37,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-28 04:18:37,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,555 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-28 04:18:37,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:37,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:37,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:18:37,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-28 04:18:37,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,585 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-28 04:18:37,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:18:37,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:18:37,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:18:37,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:18:37,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:18:37,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:18:37,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:18:37,623 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:18:37,648 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 04:18:37,648 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-28 04:18:37,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:18:37,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:37,652 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:37,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-28 04:18:37,659 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:18:37,672 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:18:37,672 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:18:37,672 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sort_~n#1, ULTIMATE.start_sort_~i~0#1, ULTIMATE.start_sort_~pass~0#1) = 1*ULTIMATE.start_sort_~n#1 - 1*ULTIMATE.start_sort_~i~0#1 - 1*ULTIMATE.start_sort_~pass~0#1 Supporting invariants [] [2024-11-28 04:18:37,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-28 04:18:37,691 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-28 04:18:37,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:37,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:18:37,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:37,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:18:37,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:18:37,790 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:18:37,790 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 35 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:37,819 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 35 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 60 transitions. Complement of second has 5 states. [2024-11-28 04:18:37,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 04:18:37,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2024-11-28 04:18:37,820 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-28 04:18:37,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:37,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 18 letters. Loop has 4 letters. [2024-11-28 04:18:37,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:37,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 14 letters. Loop has 8 letters. [2024-11-28 04:18:37,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:18:37,821 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 60 transitions. [2024-11-28 04:18:37,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:37,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 34 states and 42 transitions. [2024-11-28 04:18:37,822 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 04:18:37,822 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 04:18:37,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2024-11-28 04:18:37,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:18:37,823 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-28 04:18:37,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2024-11-28 04:18:37,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 24. [2024-11-28 04:18:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:37,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2024-11-28 04:18:37,825 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 29 transitions. [2024-11-28 04:18:37,825 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 29 transitions. [2024-11-28 04:18:37,825 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-28 04:18:37,825 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 29 transitions. [2024-11-28 04:18:37,825 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:37,825 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:37,826 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:37,826 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:37,826 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:37,826 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume sort_#t~mem2#1 > sort_#t~mem3#1;havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;call sort_#t~mem4#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);sort_~temp~0#1 := sort_#t~mem4#1;havoc sort_#t~mem4#1;call sort_#t~mem5#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);call write~int#0(sort_#t~mem5#1, sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);havoc sort_#t~mem5#1;call write~int#0(sort_~temp~0#1, sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);havoc sort_~temp~0#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" [2024-11-28 04:18:37,827 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" [2024-11-28 04:18:37,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:37,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1681509936, now seen corresponding path program 1 times [2024-11-28 04:18:37,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:37,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273132896] [2024-11-28 04:18:37,827 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:37,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:38,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:38,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-28 04:18:38,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:38,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273132896] [2024-11-28 04:18:38,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273132896] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:38,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120913889] [2024-11-28 04:18:38,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:38,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:38,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:38,063 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:38,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-11-28 04:18:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:38,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:18:38,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:38,201 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:38,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120913889] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:38,269 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:38,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2024-11-28 04:18:38,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504437960] [2024-11-28 04:18:38,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:38,270 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 04:18:38,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:38,270 INFO L85 PathProgramCache]: Analyzing trace with hash 2128231, now seen corresponding path program 3 times [2024-11-28 04:18:38,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:38,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311133881] [2024-11-28 04:18:38,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:38,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:38,274 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:38,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:38,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:38,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:18:38,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:18:38,353 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. cyclomatic complexity: 8 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:38,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:38,421 INFO L93 Difference]: Finished difference Result 37 states and 44 transitions. [2024-11-28 04:18:38,421 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 44 transitions. [2024-11-28 04:18:38,422 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:38,422 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 27 states and 32 transitions. [2024-11-28 04:18:38,423 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-28 04:18:38,423 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 04:18:38,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2024-11-28 04:18:38,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:18:38,423 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2024-11-28 04:18:38,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2024-11-28 04:18:38,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2024-11-28 04:18:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2024-11-28 04:18:38,425 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 31 transitions. [2024-11-28 04:18:38,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:18:38,426 INFO L425 stractBuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2024-11-28 04:18:38,426 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-28 04:18:38,426 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2024-11-28 04:18:38,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:38,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:38,427 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:38,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:38,428 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:38,428 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume sort_#t~mem2#1 > sort_#t~mem3#1;havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;call sort_#t~mem4#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);sort_~temp~0#1 := sort_#t~mem4#1;havoc sort_#t~mem4#1;call sort_#t~mem5#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);call write~int#0(sort_#t~mem5#1, sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);havoc sort_#t~mem5#1;call write~int#0(sort_~temp~0#1, sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);havoc sort_~temp~0#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" [2024-11-28 04:18:38,428 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" [2024-11-28 04:18:38,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:38,428 INFO L85 PathProgramCache]: Analyzing trace with hash -78929196, now seen corresponding path program 2 times [2024-11-28 04:18:38,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:38,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220053167] [2024-11-28 04:18:38,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:38,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:38,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 04:18:38,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220053167] [2024-11-28 04:18:38,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220053167] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:38,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678676263] [2024-11-28 04:18:38,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:38,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:38,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:38,605 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:38,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2024-11-28 04:18:38,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:38,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:18:38,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:38,803 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:38,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678676263] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:18:38,916 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:18:38,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-11-28 04:18:38,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856171094] [2024-11-28 04:18:38,916 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:38,917 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 04:18:38,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:38,917 INFO L85 PathProgramCache]: Analyzing trace with hash 2128231, now seen corresponding path program 4 times [2024-11-28 04:18:38,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:38,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753132657] [2024-11-28 04:18:38,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:38,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:38,924 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:38,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:38,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 04:18:38,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 04:18:38,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:18:38,998 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:39,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:39,196 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2024-11-28 04:18:39,196 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-11-28 04:18:39,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:39,197 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2024-11-28 04:18:39,200 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-28 04:18:39,200 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 04:18:39,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2024-11-28 04:18:39,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 04:18:39,201 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-11-28 04:18:39,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2024-11-28 04:18:39,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 31. [2024-11-28 04:18:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 30 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:18:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2024-11-28 04:18:39,204 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 37 transitions. [2024-11-28 04:18:39,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:18:39,205 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 37 transitions. [2024-11-28 04:18:39,206 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-28 04:18:39,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 37 transitions. [2024-11-28 04:18:39,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 04:18:39,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 04:18:39,208 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 04:18:39,209 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:39,209 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 04:18:39,209 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~1#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;" "assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911);" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~i~1#1 < main_~array_size~0#1;" "havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~1#1 < main_~array_size~0#1);" "havoc main_~i~1#1;assume { :begin_inline_sort } true;sort_#in~x#1.base, sort_#in~x#1.offset, sort_#in~n#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sort_#t~mem2#1, sort_#t~mem3#1, sort_#t~mem4#1, sort_#t~mem5#1, sort_~temp~0#1, sort_#t~post6#1, sort_#t~post7#1, sort_~x#1.base, sort_~x#1.offset, sort_~n#1, sort_~pass~0#1, sort_~i~0#1;sort_~x#1.base, sort_~x#1.offset := sort_#in~x#1.base, sort_#in~x#1.offset;sort_~n#1 := sort_#in~n#1;havoc sort_~pass~0#1;havoc sort_~i~0#1;sort_~pass~0#1 := 1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume sort_#t~mem2#1 > sort_#t~mem3#1;havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;call sort_#t~mem4#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);sort_~temp~0#1 := sort_#t~mem4#1;havoc sort_#t~mem4#1;call sort_#t~mem5#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);call write~int#0(sort_#t~mem5#1, sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);havoc sort_#t~mem5#1;call write~int#0(sort_~temp~0#1, sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);havoc sort_~temp~0#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume sort_#t~mem2#1 > sort_#t~mem3#1;havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;call sort_#t~mem4#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);sort_~temp~0#1 := sort_#t~mem4#1;havoc sort_#t~mem4#1;call sort_#t~mem5#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);call write~int#0(sort_#t~mem5#1, sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);havoc sort_#t~mem5#1;call write~int#0(sort_~temp~0#1, sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);havoc sort_~temp~0#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" "assume !(sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1);" "sort_#t~post7#1 := sort_~pass~0#1;sort_~pass~0#1 := 1 + sort_#t~post7#1;havoc sort_#t~post7#1;" "assume sort_~pass~0#1 < sort_~n#1;" "sort_~i~0#1 := 0;" [2024-11-28 04:18:39,209 INFO L749 eck$LassoCheckResult]: Loop: "assume sort_~i~0#1 < sort_~n#1 - sort_~pass~0#1;" "call sort_#t~mem2#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * sort_~i~0#1, 4);call sort_#t~mem3#1 := read~int#0(sort_~x#1.base, sort_~x#1.offset + 4 * (1 + sort_~i~0#1), 4);" "assume !(sort_#t~mem2#1 > sort_#t~mem3#1);havoc sort_#t~mem2#1;havoc sort_#t~mem3#1;" "sort_#t~post6#1 := sort_~i~0#1;sort_~i~0#1 := 1 + sort_#t~post6#1;havoc sort_#t~post6#1;" [2024-11-28 04:18:39,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:39,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1555339004, now seen corresponding path program 3 times [2024-11-28 04:18:39,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:39,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697560182] [2024-11-28 04:18:39,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:39,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,245 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:39,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:39,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2128231, now seen corresponding path program 5 times [2024-11-28 04:18:39,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:39,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295664140] [2024-11-28 04:18:39,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,285 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:18:39,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:39,289 INFO L85 PathProgramCache]: Analyzing trace with hash 845880034, now seen corresponding path program 1 times [2024-11-28 04:18:39,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 04:18:39,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889548921] [2024-11-28 04:18:39,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:39,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,312 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:39,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 04:19:54,404 WARN L286 SmtUtils]: Spent 1.20m on a formula simplification. DAG size of input: 335 DAG size of output: 71 (called from [L 299] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-28 04:19:54,407 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 04:19:54,408 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 04:19:54,408 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 04:19:54,408 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 04:19:54,408 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 04:19:54,408 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:54,408 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 04:19:54,408 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 04:19:54,408 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_BubbleSort-alloca-1.i_Iteration11_Lasso [2024-11-28 04:19:54,408 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 04:19:54,409 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 04:19:54,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:54,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:55,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 04:19:55,596 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 04:19:55,600 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 04:19:55,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:55,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:19:55,605 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:19:55,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-28 04:19:55,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:19:55,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:19:55,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:19:55,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:19:55,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:19:55,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:19:55,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:19:55,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:19:55,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:19:55,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-28 04:19:55,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:55,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:19:55,634 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:19:55,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-28 04:19:55,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:19:55,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:19:55,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:19:55,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:19:55,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:19:55,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:19:55,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:19:55,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:19:55,653 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:19:55,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-28 04:19:55,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:55,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:19:55,661 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:19:55,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-28 04:19:55,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:19:55,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:19:55,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 04:19:55,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:19:55,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:19:55,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:19:55,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 04:19:55,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 04:19:55,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 04:19:55,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-28 04:19:55,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:55,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:19:55,689 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:19:55,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-28 04:19:55,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 04:19:55,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 04:19:55,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 04:19:55,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 04:19:55,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 04:19:55,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 04:19:55,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 04:19:55,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 04:19:55,744 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 04:19:55,744 INFO L444 ModelExtractionUtils]: 5 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-28 04:19:55,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:19:55,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:19:55,747 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:19:55,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-28 04:19:55,749 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 04:19:55,763 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 04:19:55,763 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 04:19:55,763 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_sort_~x#1.base)_4, ULTIMATE.start_sort_~i~0#1, ULTIMATE.start_sort_~x#1.offset) = 1*v_rep(select #length ULTIMATE.start_sort_~x#1.base)_4 - 4*ULTIMATE.start_sort_~i~0#1 - 1*ULTIMATE.start_sort_~x#1.offset Supporting invariants [] [2024-11-28 04:19:55,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-28 04:19:55,787 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2024-11-28 04:19:55,789 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~x!offset [2024-11-28 04:19:55,790 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 04:19:55,790 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 04:19:55,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:19:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:55,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:19:55,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:55,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:19:55,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:56,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-28 04:19:56,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:19:56,029 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:19:56,029 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,076 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 7 states. [2024-11-28 04:19:56,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:19:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2024-11-28 04:19:56,077 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 26 letters. Loop has 4 letters. [2024-11-28 04:19:56,077 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:19:56,077 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 04:19:56,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:19:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:56,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:19:56,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:56,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:19:56,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:19:56,279 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:19:56,279 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,318 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 7 states. [2024-11-28 04:19:56,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:19:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2024-11-28 04:19:56,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 26 letters. Loop has 4 letters. [2024-11-28 04:19:56,322 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:19:56,322 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 04:19:56,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:19:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:56,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:19:56,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:56,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:19:56,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:56,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:19:56,483 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 04:19:56,483 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,534 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 37 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 52 transitions. Complement of second has 6 states. [2024-11-28 04:19:56,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 04:19:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:19:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-11-28 04:19:56,535 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 26 letters. Loop has 4 letters. [2024-11-28 04:19:56,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:19:56,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 4 letters. [2024-11-28 04:19:56,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:19:56,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 26 letters. Loop has 8 letters. [2024-11-28 04:19:56,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 04:19:56,537 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 52 transitions. [2024-11-28 04:19:56,537 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:19:56,538 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2024-11-28 04:19:56,538 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 04:19:56,538 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 04:19:56,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 04:19:56,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 04:19:56,538 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:19:56,538 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:19:56,538 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:19:56,538 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-28 04:19:56,539 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:19:56,539 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:19:56,539 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 04:19:56,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 04:19:56 BoogieIcfgContainer [2024-11-28 04:19:56,549 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 04:19:56,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:19:56,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:19:56,550 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:19:56,551 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:18:28" (3/4) ... [2024-11-28 04:19:56,553 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:19:56,554 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:19:56,555 INFO L158 Benchmark]: Toolchain (without parser) took 89428.29ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.9MB in the beginning and 288.1MB in the end (delta: -194.2MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2024-11-28 04:19:56,555 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:19:56,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.10ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:19:56,556 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.59ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:19:56,556 INFO L158 Benchmark]: Boogie Preprocessor took 54.63ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:19:56,557 INFO L158 Benchmark]: RCFGBuilder took 360.04ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 62.4MB in the end (delta: 11.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:19:56,557 INFO L158 Benchmark]: BuchiAutomizer took 88478.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 62.4MB in the beginning and 288.1MB in the end (delta: -225.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-28 04:19:56,558 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 352.3MB. Free memory was 288.1MB in the beginning and 288.1MB in the end (delta: 69.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:19:56,560 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.10ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.59ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.63ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 360.04ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 62.4MB in the end (delta: 11.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 88478.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 62.4MB in the beginning and 288.1MB in the end (delta: -225.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 352.3MB. Free memory was 288.1MB in the beginning and 288.1MB in the end (delta: 69.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~x!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~x!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 11 terminating modules (6 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (array_size + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -1 * pass) + n) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 11 locations. One deterministic module has affine ranking function ((((long long) -1 * pass) + n) + ((long long) -1 * i)) and consists of 3 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 16 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 88.4s and 12 iterations. TraceHistogramMax:3. Analysis of lassos took 85.9s. Construction of modules took 0.4s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 38 StatesRemovedByMinimization, 8 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 [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 191 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 389 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 242 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 443 IncrementalHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 147 mSDtfsCounter, 443 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI2 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital156 mio100 ax112 hnf100 lsp88 ukn69 mio100 lsp53 div142 bol100 ite100 ukn100 eq158 hnf92 smp84 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 04:19:56,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2024-11-28 04:19:56,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2024-11-28 04:19:56,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-28 04:19:57,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-28 04:19:57,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-28 04:19:57,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-28 04:19:57,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-28 04:19:57,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-28 04:19:58,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68a1ca51-0075-43e6-b7c4-12f77f7a866b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE