./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum05.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum05.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC --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 aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:08:55,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:08:55,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-24 02:08:55,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:08:55,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:08:55,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:08:55,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:08:55,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:08:55,139 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:08:55,139 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:08:55,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:08:55,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:08:55,139 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:08:55,140 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-24 02:08:55,140 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-24 02:08:55,140 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-24 02:08:55,140 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-24 02:08:55,140 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-24 02:08:55,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 02:08:55,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:08:55,142 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-24 02:08:55,143 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:08:55,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:08:55,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:08:55,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:08:55,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:08:55,143 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-24 02:08:55,144 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-24 02:08:55,144 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_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC 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 -> aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 [2024-11-24 02:08:55,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:08:55,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:08:55,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:08:55,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:08:55,456 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:08:55,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-11-24 02:08:58,518 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/data/e3a99cc85/6a2a4238f6954ddda58a3df471533ebb/FLAG857138fe0 [2024-11-24 02:08:58,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:08:58,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-11-24 02:08:58,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/data/e3a99cc85/6a2a4238f6954ddda58a3df471533ebb/FLAG857138fe0 [2024-11-24 02:08:59,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/data/e3a99cc85/6a2a4238f6954ddda58a3df471533ebb [2024-11-24 02:08:59,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:08:59,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:08:59,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:08:59,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:08:59,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:08:59,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504d5b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59, skipping insertion in model container [2024-11-24 02:08:59,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:08:59,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:08:59,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:08:59,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:08:59,391 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:08:59,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59 WrapperNode [2024-11-24 02:08:59,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:08:59,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:08:59,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:08:59,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:08:59,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,444 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 133 [2024-11-24 02:08:59,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:08:59,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:08:59,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:08:59,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:08:59,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,496 INFO L175 MemorySlicer]: Split 14 memory accesses to 2 slices as follows [2, 12]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2024-11-24 02:08:59,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,511 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:08:59,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:08:59,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:08:59,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:08:59,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (1/1) ... [2024-11-24 02:08:59,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:08:59,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:08:59,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:08:59,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 02:08:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 02:08:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:08:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:08:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 02:08:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 02:08:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 02:08:59,716 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:08:59,718 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:09:00,008 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-24 02:09:00,009 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:09:00,024 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:09:00,024 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-24 02:09:00,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:09:00 BoogieIcfgContainer [2024-11-24 02:09:00,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:09:00,026 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-24 02:09:00,026 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-24 02:09:00,033 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-24 02:09:00,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 02:09:00,034 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.11 02:08:59" (1/3) ... [2024-11-24 02:09:00,036 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f3a0e90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 02:09:00, skipping insertion in model container [2024-11-24 02:09:00,036 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 02:09:00,036 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:08:59" (2/3) ... [2024-11-24 02:09:00,037 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f3a0e90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 02:09:00, skipping insertion in model container [2024-11-24 02:09:00,037 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 02:09:00,037 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:09:00" (3/3) ... [2024-11-24 02:09:00,038 INFO L363 chiAutomizerObserver]: Analyzing ICFG rangesum05.i [2024-11-24 02:09:00,096 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-24 02:09:00,097 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-24 02:09:00,097 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-24 02:09:00,097 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-24 02:09:00,097 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-24 02:09:00,098 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-24 02:09:00,098 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-24 02:09:00,098 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-24 02:09:00,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:00,121 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-24 02:09:00,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:00,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:00,127 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-24 02:09:00,127 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-24 02:09:00,128 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-24 02:09:00,128 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:00,130 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-24 02:09:00,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:00,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:00,131 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-24 02:09:00,131 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-24 02:09:00,139 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" [2024-11-24 02:09:00,140 INFO L749 eck$LassoCheckResult]: Loop: "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" [2024-11-24 02:09:00,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:00,146 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-24 02:09:00,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:00,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297579872] [2024-11-24 02:09:00,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:00,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,266 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:00,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:00,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1221, now seen corresponding path program 1 times [2024-11-24 02:09:00,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:00,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641084152] [2024-11-24 02:09:00,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:00,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,334 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:00,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:00,352 INFO L85 PathProgramCache]: Analyzing trace with hash 925703, now seen corresponding path program 1 times [2024-11-24 02:09:00,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:00,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193011952] [2024-11-24 02:09:00,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:00,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,402 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:00,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:01,043 INFO L204 LassoAnalysis]: Preferences: [2024-11-24 02:09:01,044 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-24 02:09:01,044 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-24 02:09:01,045 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-24 02:09:01,045 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-24 02:09:01,045 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,045 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-24 02:09:01,045 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-24 02:09:01,046 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration1_Lasso [2024-11-24 02:09:01,046 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-24 02:09:01,046 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-24 02:09:01,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:01,820 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-24 02:09:01,824 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-24 02:09:01,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:01,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:01,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-24 02:09:01,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:01,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:01,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:01,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:01,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:01,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:01,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:01,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:01,862 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:01,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-24 02:09:01,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:01,877 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:01,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-24 02:09:01,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:01,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:01,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:01,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:01,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:01,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:01,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:01,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:01,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:01,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:01,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:01,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:01,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-24 02:09:01,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:01,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:01,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:01,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:01,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:01,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:01,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:01,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:01,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:01,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:01,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:01,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-24 02:09:01,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:01,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:01,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:01,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:01,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:01,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:01,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:01,985 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:01,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-24 02:09:01,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:01,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:01,996 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-24 02:09:02,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-24 02:09:02,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,031 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-24 02:09:02,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,065 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-24 02:09:02,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,100 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-24 02:09:02,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,137 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-24 02:09:02,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,161 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,173 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-24 02:09:02,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,206 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-24 02:09:02,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-24 02:09:02,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,235 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-24 02:09:02,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-24 02:09:02,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,271 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-24 02:09:02,276 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 [2024-11-24 02:09:02,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,299 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,312 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-24 02:09:02,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,352 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-24 02:09:02,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,364 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-24 02:09:02,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-24 02:09:02,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,404 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-24 02:09:02,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-24 02:09:02,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,440 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-24 02:09:02,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,465 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,486 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-24 02:09:02,491 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 [2024-11-24 02:09:02,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:02,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:02,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:02,513 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,526 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-24 02:09:02,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,569 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-24 02:09:02,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,614 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-24 02:09:02,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:02,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,647 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:02,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,660 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-24 02:09:02,664 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 [2024-11-24 02:09:02,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:02,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:02,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:02,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:02,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:02,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:02,703 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-24 02:09:02,729 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-24 02:09:02,732 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-24 02:09:02,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:02,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:02,739 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:02,741 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-24 02:09:02,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-24 02:09:02,758 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-24 02:09:02,758 INFO L474 LassoAnalysis]: Proved termination. [2024-11-24 02:09:02,759 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_init_nondet_~x#1.base)_1, ULTIMATE.start_init_nondet_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_init_nondet_~x#1.base)_1 - 8*ULTIMATE.start_init_nondet_~i~0#1 Supporting invariants [] [2024-11-24 02:09:02,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:02,801 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-24 02:09:02,811 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-24 02:09:02,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-24 02:09:02,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:02,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:09:02,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:02,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 02:09:02,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:02,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:09:02,956 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 [2024-11-24 02:09:02,959 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-24 02:09:03,012 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) Result 58 states and 93 transitions. Complement of second has 6 states. [2024-11-24 02:09:03,013 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 [2024-11-24 02:09:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-24 02:09:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-11-24 02:09:03,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-24 02:09:03,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:03,027 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-24 02:09:03,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:03,027 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-24 02:09:03,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:03,028 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 93 transitions. [2024-11-24 02:09:03,031 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,034 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 22 states and 35 transitions. [2024-11-24 02:09:03,035 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-24 02:09:03,036 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-24 02:09:03,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 35 transitions. [2024-11-24 02:09:03,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 02:09:03,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-24 02:09:03,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 35 transitions. [2024-11-24 02:09:03,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-11-24 02:09:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.5909090909090908) internal successors, (35), 21 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) [2024-11-24 02:09:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 35 transitions. [2024-11-24 02:09:03,063 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-24 02:09:03,063 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-24 02:09:03,063 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-24 02:09:03,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 35 transitions. [2024-11-24 02:09:03,064 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:03,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:03,065 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-24 02:09:03,065 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:03,065 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" [2024-11-24 02:09:03,065 INFO L749 eck$LassoCheckResult]: Loop: "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" [2024-11-24 02:09:03,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,068 INFO L85 PathProgramCache]: Analyzing trace with hash 925769, now seen corresponding path program 1 times [2024-11-24 02:09:03,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124970297] [2024-11-24 02:09:03,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:03,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:03,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124970297] [2024-11-24 02:09:03,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124970297] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:03,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137769991] [2024-11-24 02:09:03,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:03,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:03,170 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:03,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-24 02:09:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:03,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:09:03,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:03,241 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:03,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137769991] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:03,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:03,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-24 02:09:03,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715949739] [2024-11-24 02:09:03,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:03,258 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-24 02:09:03,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,258 INFO L85 PathProgramCache]: Analyzing trace with hash 51833, now seen corresponding path program 1 times [2024-11-24 02:09:03,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918480257] [2024-11-24 02:09:03,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,273 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:03,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:03,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:09:03,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:09:03,372 INFO L87 Difference]: Start difference. First operand 22 states and 35 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:03,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:03,399 INFO L93 Difference]: Finished difference Result 24 states and 33 transitions. [2024-11-24 02:09:03,400 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 33 transitions. [2024-11-24 02:09:03,401 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,401 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 33 transitions. [2024-11-24 02:09:03,401 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-24 02:09:03,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-24 02:09:03,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 33 transitions. [2024-11-24 02:09:03,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 02:09:03,402 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-24 02:09:03,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 33 transitions. [2024-11-24 02:09:03,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2024-11-24 02:09:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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) [2024-11-24 02:09:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2024-11-24 02:09:03,405 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-24 02:09:03,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:09:03,406 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-24 02:09:03,406 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-24 02:09:03,406 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2024-11-24 02:09:03,407 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,407 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:03,407 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:03,407 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2024-11-24 02:09:03,407 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:03,408 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" [2024-11-24 02:09:03,408 INFO L749 eck$LassoCheckResult]: Loop: "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" [2024-11-24 02:09:03,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,408 INFO L85 PathProgramCache]: Analyzing trace with hash 207918545, now seen corresponding path program 1 times [2024-11-24 02:09:03,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517742941] [2024-11-24 02:09:03,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:03,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:03,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517742941] [2024-11-24 02:09:03,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517742941] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:03,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941513168] [2024-11-24 02:09:03,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:03,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:03,559 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:03,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-24 02:09:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:03,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:03,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:03,665 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:03,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941513168] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:03,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:03,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-24 02:09:03,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840409192] [2024-11-24 02:09:03,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:03,712 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-24 02:09:03,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,713 INFO L85 PathProgramCache]: Analyzing trace with hash 51833, now seen corresponding path program 2 times [2024-11-24 02:09:03,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669561669] [2024-11-24 02:09:03,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,723 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:03,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:03,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 02:09:03,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-24 02:09:03,822 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:03,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:03,871 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2024-11-24 02:09:03,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-11-24 02:09:03,874 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 39 transitions. [2024-11-24 02:09:03,875 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-24 02:09:03,875 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-24 02:09:03,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2024-11-24 02:09:03,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 02:09:03,876 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-24 02:09:03,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2024-11-24 02:09:03,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-24 02:09:03,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:03,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2024-11-24 02:09:03,882 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-24 02:09:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 02:09:03,883 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-24 02:09:03,883 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-24 02:09:03,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2024-11-24 02:09:03,884 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:03,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:03,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:03,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-11-24 02:09:03,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:03,888 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" [2024-11-24 02:09:03,888 INFO L749 eck$LassoCheckResult]: Loop: "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" [2024-11-24 02:09:03,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,888 INFO L85 PathProgramCache]: Analyzing trace with hash -858808675, now seen corresponding path program 2 times [2024-11-24 02:09:03,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338986806] [2024-11-24 02:09:03,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,928 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:03,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,970 INFO L85 PathProgramCache]: Analyzing trace with hash 51833, now seen corresponding path program 3 times [2024-11-24 02:09:03,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952473677] [2024-11-24 02:09:03,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,975 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:03,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:03,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:03,981 INFO L85 PathProgramCache]: Analyzing trace with hash 350967389, now seen corresponding path program 1 times [2024-11-24 02:09:03,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:03,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288221176] [2024-11-24 02:09:03,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:03,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:04,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:04,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:04,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288221176] [2024-11-24 02:09:04,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288221176] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:04,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532602920] [2024-11-24 02:09:04,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:04,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:04,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:04,095 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:04,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-11-24 02:09:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:04,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:09:04,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:04,195 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:04,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1532602920] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:04,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:04,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-24 02:09:04,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818456863] [2024-11-24 02:09:04,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:04,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:04,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:09:04,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:09:04,302 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. cyclomatic complexity: 14 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:04,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:04,391 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2024-11-24 02:09:04,391 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2024-11-24 02:09:04,392 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-24 02:09:04,393 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2024-11-24 02:09:04,393 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-24 02:09:04,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-24 02:09:04,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2024-11-24 02:09:04,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 02:09:04,393 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2024-11-24 02:09:04,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2024-11-24 02:09:04,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 45. [2024-11-24 02:09:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.2) internal successors, (54), 44 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 54 transitions. [2024-11-24 02:09:04,397 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 54 transitions. [2024-11-24 02:09:04,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:09:04,398 INFO L425 stractBuchiCegarLoop]: Abstraction has 45 states and 54 transitions. [2024-11-24 02:09:04,398 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-24 02:09:04,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 54 transitions. [2024-11-24 02:09:04,399 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:04,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:04,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:04,400 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 2, 2, 1, 1, 1, 1, 1] [2024-11-24 02:09:04,400 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:04,400 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" [2024-11-24 02:09:04,400 INFO L749 eck$LassoCheckResult]: Loop: "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" [2024-11-24 02:09:04,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:04,400 INFO L85 PathProgramCache]: Analyzing trace with hash -2022695261, now seen corresponding path program 1 times [2024-11-24 02:09:04,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:04,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283214820] [2024-11-24 02:09:04,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:04,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:04,420 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:04,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:04,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:04,437 INFO L85 PathProgramCache]: Analyzing trace with hash 61253, now seen corresponding path program 4 times [2024-11-24 02:09:04,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:04,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521882070] [2024-11-24 02:09:04,437 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:04,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:04,446 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:04,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:04,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:04,453 INFO L85 PathProgramCache]: Analyzing trace with hash 276673891, now seen corresponding path program 1 times [2024-11-24 02:09:04,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:04,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827859172] [2024-11-24 02:09:04,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:04,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:04,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827859172] [2024-11-24 02:09:04,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827859172] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027238375] [2024-11-24 02:09:04,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:04,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:04,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:04,598 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:04,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-24 02:09:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:04,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:04,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:04,734 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:04,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027238375] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:04,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:04,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2024-11-24 02:09:04,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307901241] [2024-11-24 02:09:04,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:04,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:04,867 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:09:04,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:09:04,867 INFO L87 Difference]: Start difference. First operand 45 states and 54 transitions. cyclomatic complexity: 14 Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:04,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:04,978 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2024-11-24 02:09:04,979 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2024-11-24 02:09:04,980 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-24 02:09:04,984 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 57 states and 66 transitions. [2024-11-24 02:09:04,984 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-11-24 02:09:04,985 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-11-24 02:09:04,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 66 transitions. [2024-11-24 02:09:04,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 02:09:04,985 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 66 transitions. [2024-11-24 02:09:04,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 66 transitions. [2024-11-24 02:09:04,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2024-11-24 02:09:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.1666666666666667) internal successors, (63), 53 states have internal predecessors, (63), 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) [2024-11-24 02:09:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2024-11-24 02:09:04,993 INFO L240 hiAutomatonCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-11-24 02:09:04,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:09:04,997 INFO L425 stractBuchiCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-11-24 02:09:04,998 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-24 02:09:04,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 63 transitions. [2024-11-24 02:09:05,000 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-24 02:09:05,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:05,004 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:05,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 2, 1, 1, 1, 1] [2024-11-24 02:09:05,004 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:05,005 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" [2024-11-24 02:09:05,005 INFO L749 eck$LassoCheckResult]: Loop: "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" [2024-11-24 02:09:05,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:05,005 INFO L85 PathProgramCache]: Analyzing trace with hash 276673893, now seen corresponding path program 2 times [2024-11-24 02:09:05,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:05,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128358046] [2024-11-24 02:09:05,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:05,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,049 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:05,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:05,070 INFO L85 PathProgramCache]: Analyzing trace with hash 61253, now seen corresponding path program 5 times [2024-11-24 02:09:05,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:05,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292575167] [2024-11-24 02:09:05,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,075 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:05,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:05,080 INFO L85 PathProgramCache]: Analyzing trace with hash 349736801, now seen corresponding path program 2 times [2024-11-24 02:09:05,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:05,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444445187] [2024-11-24 02:09:05,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:05,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,111 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:05,154 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:06,466 INFO L204 LassoAnalysis]: Preferences: [2024-11-24 02:09:06,467 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-24 02:09:06,467 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-24 02:09:06,467 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-24 02:09:06,467 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-24 02:09:06,467 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:06,467 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-24 02:09:06,467 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-24 02:09:06,467 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration6_Lasso [2024-11-24 02:09:06,467 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-24 02:09:06,467 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-24 02:09:06,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:06,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:07,246 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-24 02:09:07,247 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-24 02:09:07,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,249 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-24 02:09:07,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,285 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-24 02:09:07,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-24 02:09:07,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,311 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-24 02:09:07,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,329 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-24 02:09:07,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,337 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-24 02:09:07,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-24 02:09:07,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,361 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-24 02:09:07,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-24 02:09:07,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,386 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-24 02:09:07,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,402 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-24 02:09:07,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,410 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-24 02:09:07,412 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 [2024-11-24 02:09:07,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,435 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-24 02:09:07,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-24 02:09:07,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,464 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-24 02:09:07,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-24 02:09:07,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,497 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-24 02:09:07,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-24 02:09:07,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,526 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-24 02:09:07,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,548 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-24 02:09:07,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,560 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-24 02:09:07,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,583 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-24 02:09:07,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,593 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-24 02:09:07,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,610 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-24 02:09:07,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,619 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-24 02:09:07,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-24 02:09:07,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,645 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-24 02:09:07,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,668 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-24 02:09:07,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,680 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-24 02:09:07,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,721 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-24 02:09:07,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,746 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-24 02:09:07,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,761 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-24 02:09:07,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:07,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:07,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,804 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-24 02:09:07,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:07,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:07,832 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,846 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-24 02:09:07,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:07,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:07,872 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:07,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,884 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-24 02:09:07,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:07,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:07,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:07,911 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-24 02:09:07,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,923 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-24 02:09:07,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:07,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:07,953 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:07,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-24 02:09:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:07,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:07,966 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:07,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-24 02:09:07,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:07,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:07,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:07,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:07,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:07,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:07,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:08,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:08,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:08,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:08,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:08,016 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:08,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-24 02:09:08,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:08,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:08,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:08,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:08,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:08,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:08,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:08,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:08,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-24 02:09:08,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:08,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:08,062 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:08,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-24 02:09:08,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:08,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:08,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:08,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:08,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:08,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:08,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:08,090 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 02:09:08,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-24 02:09:08,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:08,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:08,098 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:08,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-24 02:09:08,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:08,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:08,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:08,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:08,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:08,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 02:09:08,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 02:09:08,135 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-24 02:09:08,169 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-24 02:09:08,170 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-24 02:09:08,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:08,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:08,172 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:08,176 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-24 02:09:08,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-24 02:09:08,198 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-24 02:09:08,198 INFO L474 LassoAnalysis]: Proved termination. [2024-11-24 02:09:08,198 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 7 Supporting invariants [] [2024-11-24 02:09:08,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-24 02:09:08,235 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-24 02:09:08,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:08,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:09:08,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:08,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:08,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:09:08,375 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-24 02:09:08,375 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 54 states and 63 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:08,411 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 54 states and 63 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 59 states and 70 transitions. Complement of second has 7 states. [2024-11-24 02:09:08,415 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 [2024-11-24 02:09:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-24 02:09:08,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 3 letters. [2024-11-24 02:09:08,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:08,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 25 letters. Loop has 3 letters. [2024-11-24 02:09:08,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:08,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-24 02:09:08,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:08,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 70 transitions. [2024-11-24 02:09:08,420 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-24 02:09:08,422 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 56 states and 67 transitions. [2024-11-24 02:09:08,422 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-11-24 02:09:08,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-24 02:09:08,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 67 transitions. [2024-11-24 02:09:08,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 02:09:08,423 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-24 02:09:08,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 67 transitions. [2024-11-24 02:09:08,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-24 02:09:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.1964285714285714) internal successors, (67), 55 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-11-24 02:09:08,428 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-24 02:09:08,428 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-24 02:09:08,428 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-24 02:09:08,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 67 transitions. [2024-11-24 02:09:08,429 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-24 02:09:08,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:08,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:08,431 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:09:08,431 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:08,431 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume !(rangesum_~i~1#1 < 5);" "assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0;" "main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" [2024-11-24 02:09:08,431 INFO L749 eck$LassoCheckResult]: Loop: "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" [2024-11-24 02:09:08,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:08,432 INFO L85 PathProgramCache]: Analyzing trace with hash -689027161, now seen corresponding path program 1 times [2024-11-24 02:09:08,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:08,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86110008] [2024-11-24 02:09:08,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:08,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:08,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:08,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86110008] [2024-11-24 02:09:08,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86110008] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:08,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143608056] [2024-11-24 02:09:08,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:08,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:08,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:08,535 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:08,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-11-24 02:09:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:08,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 02:09:08,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:08,673 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:08,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143608056] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:08,718 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:08,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 7 [2024-11-24 02:09:08,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755458882] [2024-11-24 02:09:08,718 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:08,719 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-24 02:09:08,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:08,719 INFO L85 PathProgramCache]: Analyzing trace with hash 87071, now seen corresponding path program 1 times [2024-11-24 02:09:08,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:08,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491372378] [2024-11-24 02:09:08,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:08,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:08,725 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:08,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:08,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:08,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:09:08,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:09:08,810 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 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) [2024-11-24 02:09:08,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:08,951 INFO L93 Difference]: Finished difference Result 75 states and 89 transitions. [2024-11-24 02:09:08,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 89 transitions. [2024-11-24 02:09:08,953 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 18 [2024-11-24 02:09:08,954 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 71 states and 83 transitions. [2024-11-24 02:09:08,954 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2024-11-24 02:09:08,954 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-11-24 02:09:08,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 83 transitions. [2024-11-24 02:09:08,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 02:09:08,955 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 83 transitions. [2024-11-24 02:09:08,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 83 transitions. [2024-11-24 02:09:08,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 64. [2024-11-24 02:09:08,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.171875) internal successors, (75), 63 states have internal predecessors, (75), 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) [2024-11-24 02:09:08,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 75 transitions. [2024-11-24 02:09:08,966 INFO L240 hiAutomatonCegarLoop]: Abstraction has 64 states and 75 transitions. [2024-11-24 02:09:08,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 02:09:08,967 INFO L425 stractBuchiCegarLoop]: Abstraction has 64 states and 75 transitions. [2024-11-24 02:09:08,967 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-24 02:09:08,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 64 states and 75 transitions. [2024-11-24 02:09:08,968 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-11-24 02:09:08,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:08,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:08,969 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:09:08,969 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:08,969 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume !(rangesum_~i~1#1 < 5);" "assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0;" "main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" [2024-11-24 02:09:08,969 INFO L749 eck$LassoCheckResult]: Loop: "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" [2024-11-24 02:09:08,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:08,970 INFO L85 PathProgramCache]: Analyzing trace with hash 718566951, now seen corresponding path program 1 times [2024-11-24 02:09:08,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:08,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634771746] [2024-11-24 02:09:08,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:08,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:09,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:09,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634771746] [2024-11-24 02:09:09,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634771746] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:09,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485351527] [2024-11-24 02:09:09,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:09,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:09,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,107 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-11-24 02:09:09,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-24 02:09:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:09,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:09,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:09,301 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:09,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485351527] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:09,359 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:09,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-24 02:09:09,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719962183] [2024-11-24 02:09:09,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:09,363 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-24 02:09:09,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:09,363 INFO L85 PathProgramCache]: Analyzing trace with hash 87073, now seen corresponding path program 1 times [2024-11-24 02:09:09,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:09,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500832677] [2024-11-24 02:09:09,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:09,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:09,369 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:09,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:09,396 INFO L204 LassoAnalysis]: Preferences: [2024-11-24 02:09:09,396 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-24 02:09:09,396 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-24 02:09:09,396 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-24 02:09:09,396 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-24 02:09:09,396 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,396 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-24 02:09:09,396 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-24 02:09:09,397 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration8_Loop [2024-11-24 02:09:09,397 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-24 02:09:09,397 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-24 02:09:09,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:09,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:09,424 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-24 02:09:09,425 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-24 02:09:09,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,428 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-24 02:09:09,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-24 02:09:09,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-24 02:09:09,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-24 02:09:09,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,452 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-24 02:09:09,454 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-24 02:09:09,454 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-24 02:09:09,515 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-24 02:09:09,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-24 02:09:09,518 INFO L204 LassoAnalysis]: Preferences: [2024-11-24 02:09:09,519 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-24 02:09:09,519 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-24 02:09:09,519 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-24 02:09:09,519 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-24 02:09:09,519 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,519 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-24 02:09:09,519 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-24 02:09:09,519 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration8_Loop [2024-11-24 02:09:09,519 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-24 02:09:09,519 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-24 02:09:09,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:09,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 02:09:09,542 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-24 02:09:09,542 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-24 02:09:09,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,544 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-24 02:09:09,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 02:09:09,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 02:09:09,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 02:09:09,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 02:09:09,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 02:09:09,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 02:09:09,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 02:09:09,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 02:09:09,562 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-24 02:09:09,564 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-24 02:09:09,564 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-24 02:09:09,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 02:09:09,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,566 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-24 02:09:09,568 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-24 02:09:09,568 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-24 02:09:09,568 INFO L474 LassoAnalysis]: Proved termination. [2024-11-24 02:09:09,568 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 3 Supporting invariants [] [2024-11-24 02:09:09,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-24 02:09:09,577 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-24 02:09:09,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:09,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:09:09,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:09,713 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:09,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:09:09,730 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 [2024-11-24 02:09:09,730 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 16 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2024-11-24 02:09:09,759 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 16. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) Result 75 states and 87 transitions. Complement of second has 5 states. [2024-11-24 02:09:09,759 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 [2024-11-24 02:09:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2024-11-24 02:09:09,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-11-24 02:09:09,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 40 letters. Loop has 3 letters. [2024-11-24 02:09:09,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:09,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 43 letters. Loop has 3 letters. [2024-11-24 02:09:09,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:09,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 40 letters. Loop has 6 letters. [2024-11-24 02:09:09,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 02:09:09,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 87 transitions. [2024-11-24 02:09:09,763 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-24 02:09:09,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 71 states and 83 transitions. [2024-11-24 02:09:09,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-11-24 02:09:09,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2024-11-24 02:09:09,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 83 transitions. [2024-11-24 02:09:09,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 02:09:09,764 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 83 transitions. [2024-11-24 02:09:09,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 83 transitions. [2024-11-24 02:09:09,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 67. [2024-11-24 02:09:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.164179104477612) internal successors, (78), 66 states have internal predecessors, (78), 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) [2024-11-24 02:09:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 78 transitions. [2024-11-24 02:09:09,768 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 78 transitions. [2024-11-24 02:09:09,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:09,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:09:09,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:09:09,769 INFO L87 Difference]: Start difference. First operand 67 states and 78 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:09,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:09,825 INFO L93 Difference]: Finished difference Result 96 states and 115 transitions. [2024-11-24 02:09:09,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 96 states and 115 transitions. [2024-11-24 02:09:09,826 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 14 [2024-11-24 02:09:09,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 96 states to 96 states and 115 transitions. [2024-11-24 02:09:09,829 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2024-11-24 02:09:09,829 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2024-11-24 02:09:09,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 115 transitions. [2024-11-24 02:09:09,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 02:09:09,829 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 115 transitions. [2024-11-24 02:09:09,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 115 transitions. [2024-11-24 02:09:09,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 67. [2024-11-24 02:09:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.1343283582089552) internal successors, (76), 66 states have internal predecessors, (76), 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) [2024-11-24 02:09:09,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 76 transitions. [2024-11-24 02:09:09,834 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-11-24 02:09:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:09:09,835 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-11-24 02:09:09,835 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-24 02:09:09,835 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 76 transitions. [2024-11-24 02:09:09,836 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-24 02:09:09,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:09,836 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:09,837 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:09:09,837 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 02:09:09,837 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume !(rangesum_~i~1#1 < 5);" "assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296);" "main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" [2024-11-24 02:09:09,837 INFO L749 eck$LassoCheckResult]: Loop: "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" [2024-11-24 02:09:09,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:09,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1738763437, now seen corresponding path program 1 times [2024-11-24 02:09:09,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:09,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010131231] [2024-11-24 02:09:09,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:09,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 02:09:09,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2049337573] [2024-11-24 02:09:09,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:09,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:09,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:09,904 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:09,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-11-24 02:09:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,024 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:10,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:10,081 INFO L85 PathProgramCache]: Analyzing trace with hash 83531, now seen corresponding path program 2 times [2024-11-24 02:09:10,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:10,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439005370] [2024-11-24 02:09:10,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,087 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,091 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:10,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:10,092 INFO L85 PathProgramCache]: Analyzing trace with hash -2098951649, now seen corresponding path program 2 times [2024-11-24 02:09:10,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:10,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278364617] [2024-11-24 02:09:10,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:10,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 02:09:10,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278364617] [2024-11-24 02:09:10,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278364617] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:10,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214578210] [2024-11-24 02:09:10,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:10,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:10,221 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:10,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-11-24 02:09:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:10,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:09:10,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:10,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:09:10,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1214578210] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:09:10,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:09:10,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2024-11-24 02:09:10,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897144630] [2024-11-24 02:09:10,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:09:10,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 02:09:10,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:09:10,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:09:10,430 INFO L87 Difference]: Start difference. First operand 67 states and 76 transitions. cyclomatic complexity: 15 Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2024-11-24 02:09:10,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:09:10,505 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2024-11-24 02:09:10,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 82 transitions. [2024-11-24 02:09:10,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-24 02:09:10,507 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 66 states and 70 transitions. [2024-11-24 02:09:10,507 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-11-24 02:09:10,507 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-24 02:09:10,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 70 transitions. [2024-11-24 02:09:10,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 02:09:10,507 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 70 transitions. [2024-11-24 02:09:10,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 70 transitions. [2024-11-24 02:09:10,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2024-11-24 02:09:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.0714285714285714) internal successors, (60), 55 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 02:09:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2024-11-24 02:09:10,517 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-11-24 02:09:10,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:09:10,518 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-11-24 02:09:10,519 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-24 02:09:10,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 60 transitions. [2024-11-24 02:09:10,521 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-24 02:09:10,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 02:09:10,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 02:09:10,523 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:09:10,523 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-24 02:09:10,523 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume init_nondet_~i~0#1 < 5;" "havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1;init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1;" "assume !(init_nondet_~i~0#1 < 5);" "havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume !(rangesum_~i~1#1 < 5);" "assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296);" "main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume !(rangesum_~i~1#1 > 2);" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume rangesum_~i~1#1 < 5;" "assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1;" "rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1;" "assume !(rangesum_~i~1#1 < 5);" "assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296);" "main_#t~ret8#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret2~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;main_~i~2#1 := 0;" [2024-11-24 02:09:10,523 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~2#1 < 4;" "call main_#t~mem10#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int#1(main_#t~mem10#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem10#1;main_#t~post11#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-24 02:09:10,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:10,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1542098405, now seen corresponding path program 1 times [2024-11-24 02:09:10,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:10,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510156885] [2024-11-24 02:09:10,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 02:09:10,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [609331945] [2024-11-24 02:09:10,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:10,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:10,631 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:10,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-11-24 02:09:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,751 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:10,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:10,825 INFO L85 PathProgramCache]: Analyzing trace with hash 3333, now seen corresponding path program 1 times [2024-11-24 02:09:10,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:10,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197232583] [2024-11-24 02:09:10,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,831 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:10,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:10,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:09:10,835 INFO L85 PathProgramCache]: Analyzing trace with hash 192852457, now seen corresponding path program 1 times [2024-11-24 02:09:10,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 02:09:10,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224578642] [2024-11-24 02:09:10,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 02:09:10,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1888777842] [2024-11-24 02:09:10,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:10,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:10,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:10,952 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:10,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-11-24 02:09:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:11,107 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:09:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:09:11,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 02:09:14,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-24 02:09:16,682 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 341 DAG size of output: 264 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-24 02:09:31,484 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:09:43,569 WARN L286 SmtUtils]: Spent 12.03s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:09:55,637 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:10:19,715 WARN L286 SmtUtils]: Spent 24.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:10:43,735 WARN L286 SmtUtils]: Spent 24.02s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:11:07,772 WARN L286 SmtUtils]: Spent 24.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:11:31,877 WARN L286 SmtUtils]: Spent 24.11s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:11:56,002 WARN L286 SmtUtils]: Spent 24.12s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:12:08,019 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:12:20,032 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:12:32,112 WARN L286 SmtUtils]: Spent 12.08s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:12:56,139 WARN L286 SmtUtils]: Spent 24.02s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:13:20,156 WARN L286 SmtUtils]: Spent 24.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:13:44,238 WARN L286 SmtUtils]: Spent 24.08s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:13:56,256 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:14:08,267 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:14:32,289 WARN L286 SmtUtils]: Spent 24.02s on a formula simplification. DAG size of input: 15 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:14:56,482 WARN L286 SmtUtils]: Spent 24.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:15:20,636 WARN L286 SmtUtils]: Spent 24.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:15:44,823 WARN L286 SmtUtils]: Spent 24.19s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:15:56,839 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:16:08,861 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:16:32,882 WARN L286 SmtUtils]: Spent 24.02s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:16:44,898 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 02:16:45,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 101 [2024-11-24 02:16:45,491 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-24 02:16:45,492 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:620) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:223) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.pushInner(QuantifierPusher.java:274) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:194) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.tryAuxVarElimination(TransFormulaUtils.java:331) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition(TransFormulaUtils.java:287) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.SequentialComposition.getInterproceduralTransFormula(SequentialComposition.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.SequentialComposition.getInterproceduralTransFormula(SequentialComposition.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.computeTF(LassoCheck.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.computeStemTF(LassoCheck.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:817) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:256) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:151) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 53 more [2024-11-24 02:16:45,499 INFO L158 Benchmark]: Toolchain (without parser) took 466406.38ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 119.3MB in the beginning and 407.5MB in the end (delta: -288.3MB). Peak memory consumption was 334.0MB. Max. memory is 16.1GB. [2024-11-24 02:16:45,499 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:16:45,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.58ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:16:45,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.99ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:16:45,500 INFO L158 Benchmark]: Boogie Preprocessor took 88.28ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:16:45,500 INFO L158 Benchmark]: RCFGBuilder took 491.23ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 88.4MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:16:45,501 INFO L158 Benchmark]: BuchiAutomizer took 465471.81ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 88.4MB in the beginning and 407.5MB in the end (delta: -319.1MB). Peak memory consumption was 308.8MB. Max. memory is 16.1GB. [2024-11-24 02:16:45,503 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.58ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.99ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.28ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 491.23ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 88.4MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 465471.81ms. Allocated memory was 142.6MB in the beginning and 570.4MB in the end (delta: 427.8MB). Free memory was 88.4MB in the beginning and 407.5MB in the end (delta: -319.1MB). Peak memory consumption was 308.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 02:16:45,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Ended with exit code 0 [2024-11-24 02:16:45,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2024-11-24 02:16:45,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-11-24 02:16:46,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2024-11-24 02:16:46,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2024-11-24 02:16:46,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Ended with exit code 0 [2024-11-24 02:16:46,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-24 02:16:46,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-11-24 02:16:47,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-11-24 02:16:47,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7720a9-99ac-4e2c-b505-2fbbc65788ad/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")