./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU --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 43671c88cb28f81a53d6c7fbea907e55b0f99c68f8a522c4103c0a12ddf9f652 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:57:33,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:57:33,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 21:57:33,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:57:33,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:57:33,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:57:33,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:57:33,430 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:57:33,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:57:33,432 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:57:33,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:57:33,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:57:33,436 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:57:33,437 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 21:57:33,437 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 21:57:33,438 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 21:57:33,438 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 21:57:33,438 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 21:57:33,439 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 21:57:33,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:57:33,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 21:57:33,446 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:57:33,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:57:33,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:57:33,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:57:33,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 21:57:33,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 21:57:33,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 21:57:33,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:57:33,449 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:57:33,450 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:57:33,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:57:33,450 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 21:57:33,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:57:33,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:57:33,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:57:33,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:57:33,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:57:33,453 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 21:57:33,453 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43671c88cb28f81a53d6c7fbea907e55b0f99c68f8a522c4103c0a12ddf9f652 [2024-10-31 21:57:33,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:57:33,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:57:33,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:57:33,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:57:33,849 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:57:33,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/reducercommutativity/rangesum10.i Unable to find full path for "g++" [2024-10-31 21:57:35,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:57:36,113 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:57:36,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/sv-benchmarks/c/reducercommutativity/rangesum10.i [2024-10-31 21:57:36,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/data/63a046a41/fdf2de97657c419cb87f27719051affe/FLAG5e059fc63 [2024-10-31 21:57:36,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/data/63a046a41/fdf2de97657c419cb87f27719051affe [2024-10-31 21:57:36,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:57:36,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:57:36,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:36,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:57:36,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:57:36,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8998ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36, skipping insertion in model container [2024-10-31 21:57:36,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,436 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:57:36,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:36,663 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:57:36,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:36,709 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:57:36,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36 WrapperNode [2024-10-31 21:57:36,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:36,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:36,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:57:36,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:57:36,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,755 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2024-10-31 21:57:36,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:36,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:57:36,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:57:36,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:57:36,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,780 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,813 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]. [2024-10-31 21:57:36,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:57:36,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:57:36,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:57:36,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:57:36,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (1/1) ... [2024-10-31 21:57:36,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:36,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:36,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:36,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 21:57:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:57:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:57:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:57:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:57:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:57:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:57:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:57:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:57:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:57:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:57:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:57:37,005 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:57:37,008 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:57:37,315 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-10-31 21:57:37,315 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:57:37,326 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:57:37,327 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-31 21:57:37,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:37 BoogieIcfgContainer [2024-10-31 21:57:37,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:57:37,328 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 21:57:37,329 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 21:57:37,332 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 21:57:37,333 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:37,333 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 09:57:36" (1/3) ... [2024-10-31 21:57:37,334 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ad12bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:57:37, skipping insertion in model container [2024-10-31 21:57:37,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:37,335 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:36" (2/3) ... [2024-10-31 21:57:37,335 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ad12bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:57:37, skipping insertion in model container [2024-10-31 21:57:37,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:37,335 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:37" (3/3) ... [2024-10-31 21:57:37,337 INFO L332 chiAutomizerObserver]: Analyzing ICFG rangesum10.i [2024-10-31 21:57:37,393 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 21:57:37,393 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 21:57:37,393 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 21:57:37,394 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 21:57:37,394 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 21:57:37,394 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 21:57:37,394 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 21:57:37,394 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 21:57:37,398 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) [2024-10-31 21:57:37,416 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-10-31 21:57:37,417 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:37,417 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:37,423 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 21:57:37,423 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 21:57:37,423 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 21:57:37,423 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) [2024-10-31 21:57:37,426 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-10-31 21:57:37,426 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:37,426 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:37,426 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 21:57:37,426 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 21:57:37,434 INFO L745 eck$LassoCheckResult]: Stem: 26#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(40);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 23#L17-3true [2024-10-31 21:57:37,435 INFO L747 eck$LassoCheckResult]: Loop: 23#L17-3true assume !!(init_nondet_~i~0#1 < 10);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; 11#L17-2true 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; 23#L17-3true [2024-10-31 21:57:37,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:37,442 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-31 21:57:37,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:37,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568649416] [2024-10-31 21:57:37,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:37,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:37,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-31 21:57:37,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:37,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445426768] [2024-10-31 21:57:37,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:37,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:37,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:37,613 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-31 21:57:37,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:37,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867862764] [2024-10-31 21:57:37,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:37,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:37,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:38,228 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:38,229 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:38,229 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:38,229 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:38,229 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:57:38,229 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:38,229 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:38,230 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:38,231 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum10.i_Iteration1_Lasso [2024-10-31 21:57:38,231 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:38,232 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:38,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:38,951 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:38,956 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:57:38,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:38,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:38,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:38,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 21:57:38,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:38,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:38,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:38,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:38,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:38,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:38,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:38,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:38,985 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,007 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 21:57:39,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,062 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 21:57:39,067 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 [2024-10-31 21:57:39,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 21:57:39,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,153 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 21:57:39,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 21:57:39,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,216 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 21:57:39,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,236 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,257 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 21:57:39,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,298 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 21:57:39,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 21:57:39,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,343 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 21:57:39,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 21:57:39,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,385 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 21:57:39,388 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 [2024-10-31 21:57:39,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,424 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 21:57:39,445 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 [2024-10-31 21:57:39,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,483 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 21:57:39,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 21:57:39,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,526 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 21:57:39,529 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 [2024-10-31 21:57:39,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 21:57:39,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,572 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 21:57:39,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,596 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,621 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 21:57:39,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,644 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 21:57:39,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,666 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 21:57:39,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,706 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 21:57:39,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,729 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 21:57:39,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,752 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 21:57:39,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,773 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 21:57:39,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,804 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 21:57:39,807 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 [2024-10-31 21:57:39,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:39,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:39,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:39,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,845 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 21:57:39,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,904 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 21:57:39,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,930 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,947 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 21:57:39,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:39,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:39,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:39,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:39,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:39,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:39,963 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:39,970 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:39,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,991 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 21:57:39,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:40,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:40,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:40,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:40,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:40,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:40,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:40,034 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:57:40,097 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2024-10-31 21:57:40,097 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-10-31 21:57:40,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:40,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:40,112 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:40,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 21:57:40,115 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:57:40,133 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 21:57:40,134 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:57:40,135 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) = 19*v_rep(select #length ULTIMATE.start_init_nondet_~x#1.base)_1 - 8*ULTIMATE.start_init_nondet_~i~0#1 Supporting invariants [] [2024-10-31 21:57:40,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:40,183 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-31 21:57:40,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 21:57:40,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 21:57:40,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:40,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 21:57:40,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:40,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 21:57:40,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:40,348 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 [2024-10-31 21:57:40,350 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) [2024-10-31 21:57:40,414 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. [2024-10-31 21:57:40,417 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 [2024-10-31 21:57:40,421 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) [2024-10-31 21:57:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-10-31 21:57:40,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-31 21:57:40,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:40,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-31 21:57:40,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:40,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-31 21:57:40,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:40,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 93 transitions. [2024-10-31 21:57:40,429 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:40,433 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 22 states and 35 transitions. [2024-10-31 21:57:40,434 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-10-31 21:57:40,434 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-31 21:57:40,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 35 transitions. [2024-10-31 21:57:40,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:40,435 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-31 21:57:40,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 35 transitions. [2024-10-31 21:57:40,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-10-31 21:57:40,460 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) [2024-10-31 21:57:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 35 transitions. [2024-10-31 21:57:40,462 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-31 21:57:40,463 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-31 21:57:40,463 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 21:57:40,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 35 transitions. [2024-10-31 21:57:40,464 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:40,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:40,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:40,464 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-31 21:57:40,464 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:40,465 INFO L745 eck$LassoCheckResult]: Stem: 175#$Ultimate##0 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); 172#L-1 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(40);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; 168#L17-3 assume !(init_nondet_~i~0#1 < 10); 163#L15 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; 164#L28-3 [2024-10-31 21:57:40,465 INFO L747 eck$LassoCheckResult]: Loop: 164#L28-3 assume !!(rangesum_~i~1#1 < 10); 165#L29 assume rangesum_~i~1#1 > 5;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; 166#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 164#L28-3 [2024-10-31 21:57:40,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:40,466 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-10-31 21:57:40,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:40,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805041687] [2024-10-31 21:57:40,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:40,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:40,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:40,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805041687] [2024-10-31 21:57:40,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805041687] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:40,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:40,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:57:40,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024529353] [2024-10-31 21:57:40,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:40,544 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:40,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:40,545 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 1 times [2024-10-31 21:57:40,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:40,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838147246] [2024-10-31 21:57:40,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:40,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:40,552 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:40,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:40,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:40,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:57:40,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:57:40,648 INFO L87 Difference]: Start difference. First operand 22 states and 35 transitions. cyclomatic complexity: 18 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) [2024-10-31 21:57:40,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:40,665 INFO L93 Difference]: Finished difference Result 23 states and 32 transitions. [2024-10-31 21:57:40,666 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2024-10-31 21:57:40,667 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:40,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 32 transitions. [2024-10-31 21:57:40,667 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-31 21:57:40,667 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-31 21:57:40,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 32 transitions. [2024-10-31 21:57:40,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:40,668 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-10-31 21:57:40,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 32 transitions. [2024-10-31 21:57:40,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2024-10-31 21:57:40,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 21 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) [2024-10-31 21:57:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2024-10-31 21:57:40,672 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-10-31 21:57:40,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:57:40,673 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-10-31 21:57:40,675 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 21:57:40,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2024-10-31 21:57:40,675 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:40,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:40,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:40,676 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-31 21:57:40,676 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:40,676 INFO L745 eck$LassoCheckResult]: Stem: 226#$Ultimate##0 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); 220#L-1 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(40);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; 221#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 222#L17-2 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; 223#L17-3 assume !(init_nondet_~i~0#1 < 10); 216#L15 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; 217#L28-3 [2024-10-31 21:57:40,676 INFO L747 eck$LassoCheckResult]: Loop: 217#L28-3 assume !!(rangesum_~i~1#1 < 10); 214#L29 assume rangesum_~i~1#1 > 5;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; 215#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 217#L28-3 [2024-10-31 21:57:40,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:40,677 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-10-31 21:57:40,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:40,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976174285] [2024-10-31 21:57:40,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:40,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:40,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:40,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976174285] [2024-10-31 21:57:40,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976174285] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:40,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089038918] [2024-10-31 21:57:40,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:40,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:40,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:40,802 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:40,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-31 21:57:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:40,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 21:57:40,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:40,898 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:40,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089038918] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:40,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:40,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-31 21:57:40,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126390805] [2024-10-31 21:57:40,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:40,929 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:40,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:40,930 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 2 times [2024-10-31 21:57:40,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:40,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827087760] [2024-10-31 21:57:40,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:40,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:40,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:40,942 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:41,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:41,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 21:57:41,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:57:41,036 INFO L87 Difference]: Start difference. First operand 22 states and 31 transitions. cyclomatic complexity: 14 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 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) [2024-10-31 21:57:41,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:41,079 INFO L93 Difference]: Finished difference Result 28 states and 37 transitions. [2024-10-31 21:57:41,079 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 37 transitions. [2024-10-31 21:57:41,083 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:41,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 37 transitions. [2024-10-31 21:57:41,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-31 21:57:41,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-31 21:57:41,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 37 transitions. [2024-10-31 21:57:41,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:41,085 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-31 21:57:41,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 37 transitions. [2024-10-31 21:57:41,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-10-31 21:57:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 27 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2024-10-31 21:57:41,090 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-31 21:57:41,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 21:57:41,092 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-31 21:57:41,092 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 21:57:41,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 37 transitions. [2024-10-31 21:57:41,092 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:41,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:41,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:41,094 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-10-31 21:57:41,095 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:41,095 INFO L745 eck$LassoCheckResult]: Stem: 317#$Ultimate##0 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); 309#L-1 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(40);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; 310#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 311#L17-2 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; 312#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 313#L17-2 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; 324#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 323#L17-2 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; 322#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 321#L17-2 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; 320#L17-3 assume !(init_nondet_~i~0#1 < 10); 304#L15 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; 305#L28-3 [2024-10-31 21:57:41,095 INFO L747 eck$LassoCheckResult]: Loop: 305#L28-3 assume !!(rangesum_~i~1#1 < 10); 306#L29 assume rangesum_~i~1#1 > 5;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; 307#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 305#L28-3 [2024-10-31 21:57:41,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:41,095 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-10-31 21:57:41,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:41,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159192343] [2024-10-31 21:57:41,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:41,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:41,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:41,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159192343] [2024-10-31 21:57:41,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159192343] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:41,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658225022] [2024-10-31 21:57:41,262 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 21:57:41,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:41,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:41,267 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:41,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-31 21:57:41,347 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 21:57:41,347 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 21:57:41,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 21:57:41,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:41,389 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:41,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658225022] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:41,487 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:41,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-10-31 21:57:41,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995300989] [2024-10-31 21:57:41,487 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:41,487 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:41,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:41,488 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 3 times [2024-10-31 21:57:41,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:41,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909348333] [2024-10-31 21:57:41,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:41,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:41,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:41,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-31 21:57:41,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-31 21:57:41,584 INFO L87 Difference]: Start difference. First operand 28 states and 37 transitions. cyclomatic complexity: 14 Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:41,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:41,648 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2024-10-31 21:57:41,649 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-10-31 21:57:41,649 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:41,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2024-10-31 21:57:41,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-31 21:57:41,650 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-31 21:57:41,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2024-10-31 21:57:41,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:41,651 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-10-31 21:57:41,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2024-10-31 21:57:41,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-10-31 21:57:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.225) internal successors, (49), 39 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 49 transitions. [2024-10-31 21:57:41,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-10-31 21:57:41,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-31 21:57:41,655 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-10-31 21:57:41,655 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 21:57:41,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 49 transitions. [2024-10-31 21:57:41,656 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:41,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:41,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:41,657 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1] [2024-10-31 21:57:41,657 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:41,657 INFO L745 eck$LassoCheckResult]: Stem: 468#$Ultimate##0 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); 459#L-1 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(40);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; 460#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 461#L17-2 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; 462#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 463#L17-2 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; 466#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 486#L17-2 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; 485#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 484#L17-2 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; 483#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 482#L17-2 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; 481#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 480#L17-2 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; 479#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 478#L17-2 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; 477#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 476#L17-2 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; 475#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 474#L17-2 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; 473#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 472#L17-2 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; 471#L17-3 assume !(init_nondet_~i~0#1 < 10); 454#L15 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; 455#L28-3 [2024-10-31 21:57:41,657 INFO L747 eck$LassoCheckResult]: Loop: 455#L28-3 assume !!(rangesum_~i~1#1 < 10); 456#L29 assume rangesum_~i~1#1 > 5;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; 457#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 455#L28-3 [2024-10-31 21:57:41,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:41,657 INFO L85 PathProgramCache]: Analyzing trace with hash 2127272351, now seen corresponding path program 3 times [2024-10-31 21:57:41,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:41,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772886453] [2024-10-31 21:57:41,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:41,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:41,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:41,716 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 4 times [2024-10-31 21:57:41,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:41,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948512447] [2024-10-31 21:57:41,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:41,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:41,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:41,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1328180093, now seen corresponding path program 1 times [2024-10-31 21:57:41,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:41,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073867736] [2024-10-31 21:57:41,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:41,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:41,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 21:57:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:41,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:41,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073867736] [2024-10-31 21:57:41,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073867736] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:41,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:41,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:57:41,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273293032] [2024-10-31 21:57:41,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:42,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:42,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:57:42,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:57:42,036 INFO L87 Difference]: Start difference. First operand 40 states and 49 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-10-31 21:57:42,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:42,101 INFO L93 Difference]: Finished difference Result 49 states and 58 transitions. [2024-10-31 21:57:42,101 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 58 transitions. [2024-10-31 21:57:42,102 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:42,102 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 49 states and 58 transitions. [2024-10-31 21:57:42,102 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 21:57:42,103 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-31 21:57:42,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 58 transitions. [2024-10-31 21:57:42,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:42,103 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 58 transitions. [2024-10-31 21:57:42,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 58 transitions. [2024-10-31 21:57:42,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2024-10-31 21:57:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 45 states have internal predecessors, (55), 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) [2024-10-31 21:57:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 55 transitions. [2024-10-31 21:57:42,110 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 55 transitions. [2024-10-31 21:57:42,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:57:42,114 INFO L425 stractBuchiCegarLoop]: Abstraction has 46 states and 55 transitions. [2024-10-31 21:57:42,114 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 21:57:42,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 55 transitions. [2024-10-31 21:57:42,115 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:42,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:42,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:42,116 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:42,116 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:42,116 INFO L745 eck$LassoCheckResult]: Stem: 566#$Ultimate##0 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); 562#L-1 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(40);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; 556#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 557#L17-2 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; 558#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 559#L17-2 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; 588#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 587#L17-2 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; 586#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 585#L17-2 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; 584#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 583#L17-2 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; 582#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 581#L17-2 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; 580#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 579#L17-2 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; 578#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 577#L17-2 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; 576#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 575#L17-2 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; 572#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 571#L17-2 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; 570#L17-3 assume !(init_nondet_~i~0#1 < 10); 550#L15 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; 551#L28-3 assume !!(rangesum_~i~1#1 < 10); 552#L29 assume !(rangesum_~i~1#1 > 5); 553#L28-2 [2024-10-31 21:57:42,116 INFO L747 eck$LassoCheckResult]: Loop: 553#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 554#L28-3 assume !!(rangesum_~i~1#1 < 10); 574#L29 assume rangesum_~i~1#1 > 5;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; 553#L28-2 [2024-10-31 21:57:42,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,121 INFO L85 PathProgramCache]: Analyzing trace with hash -95702812, now seen corresponding path program 1 times [2024-10-31 21:57:42,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130106397] [2024-10-31 21:57:42,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:42,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,179 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 5 times [2024-10-31 21:57:42,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719006451] [2024-10-31 21:57:42,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:42,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,189 INFO L85 PathProgramCache]: Analyzing trace with hash 775842814, now seen corresponding path program 1 times [2024-10-31 21:57:42,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512061953] [2024-10-31 21:57:42,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:42,321 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:42,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:42,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512061953] [2024-10-31 21:57:42,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512061953] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:42,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584399622] [2024-10-31 21:57:42,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:42,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:42,324 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:42,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-31 21:57:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:42,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 21:57:42,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:42,450 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:42,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584399622] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:42,474 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:42,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-10-31 21:57:42,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426587301] [2024-10-31 21:57:42,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:42,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:42,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 21:57:42,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:57:42,553 INFO L87 Difference]: Start difference. First operand 46 states and 55 transitions. cyclomatic complexity: 14 Second operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:42,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:42,678 INFO L93 Difference]: Finished difference Result 76 states and 85 transitions. [2024-10-31 21:57:42,678 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 85 transitions. [2024-10-31 21:57:42,679 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-10-31 21:57:42,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 76 states and 85 transitions. [2024-10-31 21:57:42,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2024-10-31 21:57:42,681 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-10-31 21:57:42,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 85 transitions. [2024-10-31 21:57:42,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:42,681 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 85 transitions. [2024-10-31 21:57:42,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 85 transitions. [2024-10-31 21:57:42,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 73. [2024-10-31 21:57:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.1232876712328768) internal successors, (82), 72 states have internal predecessors, (82), 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) [2024-10-31 21:57:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 82 transitions. [2024-10-31 21:57:42,692 INFO L240 hiAutomatonCegarLoop]: Abstraction has 73 states and 82 transitions. [2024-10-31 21:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 21:57:42,696 INFO L425 stractBuchiCegarLoop]: Abstraction has 73 states and 82 transitions. [2024-10-31 21:57:42,697 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-31 21:57:42,697 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 73 states and 82 transitions. [2024-10-31 21:57:42,698 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:42,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:42,700 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:42,700 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 4, 4, 3, 1, 1, 1, 1] [2024-10-31 21:57:42,701 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:42,701 INFO L745 eck$LassoCheckResult]: Stem: 868#$Ultimate##0 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); 858#L-1 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(40);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; 859#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 860#L17-2 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; 861#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 862#L17-2 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; 894#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 893#L17-2 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; 892#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 891#L17-2 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; 890#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 889#L17-2 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; 888#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 887#L17-2 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; 886#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 885#L17-2 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; 884#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 883#L17-2 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; 882#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 881#L17-2 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; 880#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 873#L17-2 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; 872#L17-3 assume !(init_nondet_~i~0#1 < 10); 852#L15 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; 853#L28-3 assume !!(rangesum_~i~1#1 < 10); 854#L29 assume !(rangesum_~i~1#1 > 5); 855#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 856#L28-3 assume !!(rangesum_~i~1#1 < 10); 902#L29 assume !(rangesum_~i~1#1 > 5); 900#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 899#L28-3 assume !!(rangesum_~i~1#1 < 10); 898#L29 assume !(rangesum_~i~1#1 > 5); 897#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 896#L28-3 assume !!(rangesum_~i~1#1 < 10); 895#L29 assume !(rangesum_~i~1#1 > 5); 879#L28-2 [2024-10-31 21:57:42,701 INFO L747 eck$LassoCheckResult]: Loop: 879#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 876#L28-3 assume !!(rangesum_~i~1#1 < 10); 877#L29 assume rangesum_~i~1#1 > 5;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; 879#L28-2 [2024-10-31 21:57:42,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1594065280, now seen corresponding path program 1 times [2024-10-31 21:57:42,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913988408] [2024-10-31 21:57:42,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:42,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,753 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 6 times [2024-10-31 21:57:42,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108703294] [2024-10-31 21:57:42,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:42,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:42,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:42,763 INFO L85 PathProgramCache]: Analyzing trace with hash -654604830, now seen corresponding path program 2 times [2024-10-31 21:57:42,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:42,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798354245] [2024-10-31 21:57:42,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:42,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:42,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:42,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798354245] [2024-10-31 21:57:42,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798354245] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:42,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376089346] [2024-10-31 21:57:42,902 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 21:57:42,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:42,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:42,905 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:42,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-10-31 21:57:43,014 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 21:57:43,014 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 21:57:43,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 21:57:43,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:43,074 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:43,074 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-10-31 21:57:43,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376089346] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:43,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:43,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-10-31 21:57:43,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089725323] [2024-10-31 21:57:43,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:43,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:43,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-31 21:57:43,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-10-31 21:57:43,257 INFO L87 Difference]: Start difference. First operand 73 states and 82 transitions. cyclomatic complexity: 14 Second operand has 9 states, 8 states have (on average 3.625) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:43,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:43,419 INFO L93 Difference]: Finished difference Result 94 states and 103 transitions. [2024-10-31 21:57:43,419 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 103 transitions. [2024-10-31 21:57:43,420 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-10-31 21:57:43,420 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 94 states and 103 transitions. [2024-10-31 21:57:43,422 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 74 [2024-10-31 21:57:43,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 74 [2024-10-31 21:57:43,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 94 states and 103 transitions. [2024-10-31 21:57:43,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:43,423 INFO L218 hiAutomatonCegarLoop]: Abstraction has 94 states and 103 transitions. [2024-10-31 21:57:43,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states and 103 transitions. [2024-10-31 21:57:43,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2024-10-31 21:57:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.098901098901099) internal successors, (100), 90 states have internal predecessors, (100), 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) [2024-10-31 21:57:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 100 transitions. [2024-10-31 21:57:43,434 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 100 transitions. [2024-10-31 21:57:43,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 21:57:43,436 INFO L425 stractBuchiCegarLoop]: Abstraction has 91 states and 100 transitions. [2024-10-31 21:57:43,436 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-31 21:57:43,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 100 transitions. [2024-10-31 21:57:43,436 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:43,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:43,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:43,437 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 6, 6, 5, 1, 1, 1, 1] [2024-10-31 21:57:43,437 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:43,438 INFO L745 eck$LassoCheckResult]: Stem: 1272#$Ultimate##0 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); 1262#L-1 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(40);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; 1263#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1264#L17-2 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; 1265#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1266#L17-2 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; 1299#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1298#L17-2 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; 1297#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1296#L17-2 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; 1295#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1294#L17-2 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; 1293#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1292#L17-2 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; 1291#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1290#L17-2 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; 1289#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1288#L17-2 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; 1287#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1286#L17-2 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; 1285#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1278#L17-2 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; 1277#L17-3 assume !(init_nondet_~i~0#1 < 10); 1255#L15 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; 1256#L28-3 assume !!(rangesum_~i~1#1 < 10); 1311#L29 assume !(rangesum_~i~1#1 > 5); 1259#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1260#L28-3 assume !!(rangesum_~i~1#1 < 10); 1257#L29 assume !(rangesum_~i~1#1 > 5); 1258#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1310#L28-3 assume !!(rangesum_~i~1#1 < 10); 1309#L29 assume !(rangesum_~i~1#1 > 5); 1308#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1307#L28-3 assume !!(rangesum_~i~1#1 < 10); 1306#L29 assume !(rangesum_~i~1#1 > 5); 1305#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1304#L28-3 assume !!(rangesum_~i~1#1 < 10); 1303#L29 assume !(rangesum_~i~1#1 > 5); 1302#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1301#L28-3 assume !!(rangesum_~i~1#1 < 10); 1300#L29 assume !(rangesum_~i~1#1 > 5); 1284#L28-2 [2024-10-31 21:57:43,438 INFO L747 eck$LassoCheckResult]: Loop: 1284#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1281#L28-3 assume !!(rangesum_~i~1#1 < 10); 1282#L29 assume rangesum_~i~1#1 > 5;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; 1284#L28-2 [2024-10-31 21:57:43,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:43,438 INFO L85 PathProgramCache]: Analyzing trace with hash 2114090752, now seen corresponding path program 2 times [2024-10-31 21:57:43,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:43,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291323056] [2024-10-31 21:57:43,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:43,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:43,499 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 7 times [2024-10-31 21:57:43,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:43,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860994729] [2024-10-31 21:57:43,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:43,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:43,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:43,508 INFO L85 PathProgramCache]: Analyzing trace with hash -522805150, now seen corresponding path program 3 times [2024-10-31 21:57:43,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:43,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317351402] [2024-10-31 21:57:43,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:43,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:43,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:49,914 WARN L286 SmtUtils]: Spent 6.26s on a formula simplification. DAG size of input: 250 DAG size of output: 193 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-10-31 21:57:50,447 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:50,447 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:50,447 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:50,448 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:50,448 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:57:50,448 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:50,448 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:50,448 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:50,448 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum10.i_Iteration8_Lasso [2024-10-31 21:57:50,448 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:50,448 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:50,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:50,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:51,203 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:51,203 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:57:51,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,209 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 21:57:51,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,253 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 21:57:51,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,275 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,296 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 21:57:51,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,347 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,368 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 21:57:51,371 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 [2024-10-31 21:57:51,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,411 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 21:57:51,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,447 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,474 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 21:57:51,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,495 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,509 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 21:57:51,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,548 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 21:57:51,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-10-31 21:57:51,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,578 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 21:57:51,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,596 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-10-31 21:57:51,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,617 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 21:57:51,619 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 [2024-10-31 21:57:51,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-10-31 21:57:51,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,658 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 21:57:51,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,679 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,697 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 21:57:51,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-31 21:57:51,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,728 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 21:57:51,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,763 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 21:57:51,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-10-31 21:57:51,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,808 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 21:57:51,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,832 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-31 21:57:51,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,857 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 21:57:51,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:51,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:51,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:51,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,936 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 21:57:51,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:51,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:51,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:51,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:51,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:51,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:51,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:51,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:51,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:51,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:51,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:51,994 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:51,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 21:57:51,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:52,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:52,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:52,021 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:52,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,041 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 21:57:52,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,062 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:52,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,074 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 21:57:52,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,094 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-31 21:57:52,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,109 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 21:57:52,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,129 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:52,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,144 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 21:57:52,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:52,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:52,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:52,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-10-31 21:57:52,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,176 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 21:57:52,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-31 21:57:52,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,223 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 21:57:52,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:52,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,277 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 21:57:52,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,305 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-31 21:57:52,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,327 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 21:57:52,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,376 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:52,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 21:57:52,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,402 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 21:57:52,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:52,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:52,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:52,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:52,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:52,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:52,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:52,447 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:57:52,489 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 21:57:52,489 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 21:57:52,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:52,492 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:52,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 21:57:52,495 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:57:52,510 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 21:57:52,510 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:57:52,510 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 17 Supporting invariants [] [2024-10-31 21:57:52,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 21:57:52,556 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-31 21:57:52,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:52,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 21:57:52,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:52,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 21:57:52,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:52,724 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 [2024-10-31 21:57:52,724 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 100 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) [2024-10-31 21:57:52,764 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 91 states and 100 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 102 states and 113 transitions. Complement of second has 7 states. [2024-10-31 21:57:52,768 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 [2024-10-31 21:57:52,769 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) [2024-10-31 21:57:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-10-31 21:57:52,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 41 letters. Loop has 3 letters. [2024-10-31 21:57:52,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:52,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 44 letters. Loop has 3 letters. [2024-10-31 21:57:52,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:52,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 41 letters. Loop has 6 letters. [2024-10-31 21:57:52,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:52,773 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 113 transitions. [2024-10-31 21:57:52,774 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-31 21:57:52,775 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 93 states and 104 transitions. [2024-10-31 21:57:52,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2024-10-31 21:57:52,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-10-31 21:57:52,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 104 transitions. [2024-10-31 21:57:52,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:52,781 INFO L218 hiAutomatonCegarLoop]: Abstraction has 93 states and 104 transitions. [2024-10-31 21:57:52,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 104 transitions. [2024-10-31 21:57:52,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-10-31 21:57:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.118279569892473) internal successors, (104), 92 states have internal predecessors, (104), 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) [2024-10-31 21:57:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 104 transitions. [2024-10-31 21:57:52,791 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 104 transitions. [2024-10-31 21:57:52,791 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 104 transitions. [2024-10-31 21:57:52,791 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-31 21:57:52,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 104 transitions. [2024-10-31 21:57:52,791 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-31 21:57:52,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:52,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:52,793 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 6, 6, 6, 6, 6, 5, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:52,797 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:52,797 INFO L745 eck$LassoCheckResult]: Stem: 1656#$Ultimate##0 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); 1652#L-1 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(40);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; 1646#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1647#L17-2 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; 1648#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1649#L17-2 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; 1706#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1705#L17-2 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; 1704#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1703#L17-2 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; 1702#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1701#L17-2 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; 1700#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1699#L17-2 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; 1698#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1697#L17-2 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; 1696#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1694#L17-2 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; 1693#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1692#L17-2 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; 1691#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1664#L17-2 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; 1663#L17-3 assume !(init_nondet_~i~0#1 < 10); 1636#L15 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; 1637#L28-3 assume !!(rangesum_~i~1#1 < 10); 1638#L29 assume !(rangesum_~i~1#1 > 5); 1639#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1642#L28-3 assume !!(rangesum_~i~1#1 < 10); 1695#L29 assume !(rangesum_~i~1#1 > 5); 1643#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1644#L28-3 assume !!(rangesum_~i~1#1 < 10); 1640#L29 assume !(rangesum_~i~1#1 > 5); 1641#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1686#L28-3 assume !!(rangesum_~i~1#1 < 10); 1684#L29 assume !(rangesum_~i~1#1 > 5); 1682#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1680#L28-3 assume !!(rangesum_~i~1#1 < 10); 1678#L29 assume !(rangesum_~i~1#1 > 5); 1676#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1674#L28-3 assume !!(rangesum_~i~1#1 < 10); 1671#L29 assume !(rangesum_~i~1#1 > 5); 1667#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1657#L28-3 assume !(rangesum_~i~1#1 < 10); 1658#L28-4 assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0; 1653#rangesum_returnLabel#1 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; 1632#L28-8 assume !!(rangesum_~i~1#1 < 10); 1633#L29-2 assume !(rangesum_~i~1#1 > 5); 1650#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1651#L28-8 assume !!(rangesum_~i~1#1 < 10); 1661#L29-2 assume !(rangesum_~i~1#1 > 5); 1662#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1690#L28-8 assume !!(rangesum_~i~1#1 < 10); 1689#L29-2 assume !(rangesum_~i~1#1 > 5); 1688#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1687#L28-8 assume !!(rangesum_~i~1#1 < 10); 1685#L29-2 assume !(rangesum_~i~1#1 > 5); 1683#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1681#L28-8 assume !!(rangesum_~i~1#1 < 10); 1679#L29-2 assume !(rangesum_~i~1#1 > 5); 1677#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1675#L28-8 assume !!(rangesum_~i~1#1 < 10); 1672#L29-2 assume !(rangesum_~i~1#1 > 5); 1668#L28-7 [2024-10-31 21:57:52,797 INFO L747 eck$LassoCheckResult]: Loop: 1668#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1665#L28-8 assume !!(rangesum_~i~1#1 < 10); 1666#L29-2 assume rangesum_~i~1#1 > 5;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; 1668#L28-7 [2024-10-31 21:57:52,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:52,798 INFO L85 PathProgramCache]: Analyzing trace with hash -365260545, now seen corresponding path program 1 times [2024-10-31 21:57:52,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:52,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128381878] [2024-10-31 21:57:52,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:52,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-10-31 21:57:52,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:52,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128381878] [2024-10-31 21:57:52,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128381878] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:52,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:52,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:57:52,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826799984] [2024-10-31 21:57:52,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:52,892 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:52,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:52,893 INFO L85 PathProgramCache]: Analyzing trace with hash 85178, now seen corresponding path program 1 times [2024-10-31 21:57:52,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:52,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033614305] [2024-10-31 21:57:52,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:52,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:52,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:52,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:52,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:52,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:57:52,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:57:52,975 INFO L87 Difference]: Start difference. First operand 93 states and 104 transitions. cyclomatic complexity: 16 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2024-10-31 21:57:53,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:53,044 INFO L93 Difference]: Finished difference Result 108 states and 123 transitions. [2024-10-31 21:57:53,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 123 transitions. [2024-10-31 21:57:53,045 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-10-31 21:57:53,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 106 states and 119 transitions. [2024-10-31 21:57:53,046 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2024-10-31 21:57:53,046 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2024-10-31 21:57:53,046 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 119 transitions. [2024-10-31 21:57:53,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:53,047 INFO L218 hiAutomatonCegarLoop]: Abstraction has 106 states and 119 transitions. [2024-10-31 21:57:53,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 119 transitions. [2024-10-31 21:57:53,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 95. [2024-10-31 21:57:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.0947368421052632) internal successors, (104), 94 states have internal predecessors, (104), 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) [2024-10-31 21:57:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 104 transitions. [2024-10-31 21:57:53,052 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 104 transitions. [2024-10-31 21:57:53,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:57:53,057 INFO L425 stractBuchiCegarLoop]: Abstraction has 95 states and 104 transitions. [2024-10-31 21:57:53,057 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-31 21:57:53,057 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 104 transitions. [2024-10-31 21:57:53,058 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-31 21:57:53,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:53,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:53,059 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 7, 7, 6, 6, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:53,059 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:53,059 INFO L745 eck$LassoCheckResult]: Stem: 1864#$Ultimate##0 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); 1856#L-1 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(40);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; 1857#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1858#L17-2 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; 1859#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1860#L17-2 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; 1889#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1888#L17-2 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; 1887#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1886#L17-2 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; 1885#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1884#L17-2 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; 1883#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1882#L17-2 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; 1881#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1880#L17-2 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; 1879#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1878#L17-2 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; 1877#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1876#L17-2 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; 1875#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 1869#L17-2 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; 1868#L17-3 assume !(init_nondet_~i~0#1 < 10); 1844#L15 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; 1845#L28-3 assume !!(rangesum_~i~1#1 < 10); 1846#L29 assume !(rangesum_~i~1#1 > 5); 1847#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1851#L28-3 assume !!(rangesum_~i~1#1 < 10); 1916#L29 assume !(rangesum_~i~1#1 > 5); 1852#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1853#L28-3 assume !!(rangesum_~i~1#1 < 10); 1848#L29 assume !(rangesum_~i~1#1 > 5); 1849#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1915#L28-3 assume !!(rangesum_~i~1#1 < 10); 1914#L29 assume !(rangesum_~i~1#1 > 5); 1913#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1912#L28-3 assume !!(rangesum_~i~1#1 < 10); 1911#L29 assume !(rangesum_~i~1#1 > 5); 1910#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1909#L28-3 assume !!(rangesum_~i~1#1 < 10); 1908#L29 assume !(rangesum_~i~1#1 > 5); 1892#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1907#L28-3 assume !!(rangesum_~i~1#1 < 10); 1891#L29 assume rangesum_~i~1#1 > 5;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; 1871#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1870#L28-3 assume !(rangesum_~i~1#1 < 10); 1867#L28-4 assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0; 1861#rangesum_returnLabel#1 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; 1840#L28-8 assume !!(rangesum_~i~1#1 < 10); 1841#L29-2 assume !(rangesum_~i~1#1 > 5); 1854#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1855#L28-8 assume !!(rangesum_~i~1#1 < 10); 1906#L29-2 assume !(rangesum_~i~1#1 > 5); 1905#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1904#L28-8 assume !!(rangesum_~i~1#1 < 10); 1903#L29-2 assume !(rangesum_~i~1#1 > 5); 1902#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1901#L28-8 assume !!(rangesum_~i~1#1 < 10); 1900#L29-2 assume !(rangesum_~i~1#1 > 5); 1899#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1898#L28-8 assume !!(rangesum_~i~1#1 < 10); 1897#L29-2 assume !(rangesum_~i~1#1 > 5); 1896#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1895#L28-8 assume !!(rangesum_~i~1#1 < 10); 1894#L29-2 assume !(rangesum_~i~1#1 > 5); 1890#L28-7 [2024-10-31 21:57:53,059 INFO L747 eck$LassoCheckResult]: Loop: 1890#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1893#L28-8 assume !!(rangesum_~i~1#1 < 10); 1873#L29-2 assume !(rangesum_~i~1#1 > 5); 1890#L28-7 [2024-10-31 21:57:53,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1039890653, now seen corresponding path program 1 times [2024-10-31 21:57:53,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:53,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368748931] [2024-10-31 21:57:53,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-10-31 21:57:53,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:53,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368748931] [2024-10-31 21:57:53,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368748931] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:53,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997823650] [2024-10-31 21:57:53,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:53,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,204 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-10-31 21:57:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,328 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 21:57:53,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-10-31 21:57:53,386 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 21:57:53,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997823650] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:53,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 21:57:53,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-10-31 21:57:53,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496741874] [2024-10-31 21:57:53,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:53,388 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:53,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,388 INFO L85 PathProgramCache]: Analyzing trace with hash 85180, now seen corresponding path program 1 times [2024-10-31 21:57:53,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:53,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753977751] [2024-10-31 21:57:53,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:53,419 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:53,419 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:53,420 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:53,420 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:53,420 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 21:57:53,420 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,420 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:53,420 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:53,420 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum10.i_Iteration10_Loop [2024-10-31 21:57:53,420 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:53,421 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:53,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:53,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:53,451 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:53,452 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 21:57:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,457 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 21:57:53,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:53,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:53,474 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:53,474 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_rangesum_#t~post4#1=0} Honda state: {ULTIMATE.start_rangesum_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:53,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,490 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-31 21:57:53,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:53,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:53,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-10-31 21:57:53,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,519 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-31 21:57:53,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 21:57:53,521 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:53,648 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 21:57:53,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-31 21:57:53,651 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:53,651 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:53,651 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:53,651 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:53,651 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:57:53,651 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,651 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:53,651 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:53,652 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum10.i_Iteration10_Loop [2024-10-31 21:57:53,652 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:53,652 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:53,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:53,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:53,675 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:53,675 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:57:53,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,677 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-31 21:57:53,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-31 21:57:53,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,707 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-31 21:57:53,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:57:53,727 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-31 21:57:53,727 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-31 21:57:53,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,729 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-31 21:57:53,730 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:57:53,730 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-31 21:57:53,730 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:57:53,731 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 9 Supporting invariants [] [2024-10-31 21:57:53,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,749 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-31 21:57:53,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-31 21:57:53,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-10-31 21:57:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 21:57:53,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,993 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 21:57:53,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:54,010 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 [2024-10-31 21:57:54,010 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 95 states and 104 transitions. cyclomatic complexity: 14 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) [2024-10-31 21:57:54,054 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 95 states and 104 transitions. cyclomatic complexity: 14. 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 109 states and 119 transitions. Complement of second has 5 states. [2024-10-31 21:57:54,055 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 [2024-10-31 21:57:54,056 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) [2024-10-31 21:57:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-31 21:57:54,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 65 letters. Loop has 3 letters. [2024-10-31 21:57:54,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:54,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 68 letters. Loop has 3 letters. [2024-10-31 21:57:54,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:54,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 65 letters. Loop has 6 letters. [2024-10-31 21:57:54,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:54,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 119 transitions. [2024-10-31 21:57:54,061 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-31 21:57:54,061 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 99 states and 109 transitions. [2024-10-31 21:57:54,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2024-10-31 21:57:54,062 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2024-10-31 21:57:54,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 99 states and 109 transitions. [2024-10-31 21:57:54,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:54,062 INFO L218 hiAutomatonCegarLoop]: Abstraction has 99 states and 109 transitions. [2024-10-31 21:57:54,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states and 109 transitions. [2024-10-31 21:57:54,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 98. [2024-10-31 21:57:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 98 states have (on average 1.1020408163265305) internal successors, (108), 97 states have internal predecessors, (108), 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) [2024-10-31 21:57:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 108 transitions. [2024-10-31 21:57:54,075 INFO L240 hiAutomatonCegarLoop]: Abstraction has 98 states and 108 transitions. [2024-10-31 21:57:54,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:54,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:57:54,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:57:54,076 INFO L87 Difference]: Start difference. First operand 98 states and 108 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2024-10-31 21:57:54,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:54,109 INFO L93 Difference]: Finished difference Result 109 states and 122 transitions. [2024-10-31 21:57:54,109 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 122 transitions. [2024-10-31 21:57:54,111 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 21:57:54,112 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 109 states and 122 transitions. [2024-10-31 21:57:54,112 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2024-10-31 21:57:54,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-10-31 21:57:54,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 109 states and 122 transitions. [2024-10-31 21:57:54,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:54,113 INFO L218 hiAutomatonCegarLoop]: Abstraction has 109 states and 122 transitions. [2024-10-31 21:57:54,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states and 122 transitions. [2024-10-31 21:57:54,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 98. [2024-10-31 21:57:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 98 states have (on average 1.0816326530612246) internal successors, (106), 97 states have internal predecessors, (106), 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) [2024-10-31 21:57:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 106 transitions. [2024-10-31 21:57:54,117 INFO L240 hiAutomatonCegarLoop]: Abstraction has 98 states and 106 transitions. [2024-10-31 21:57:54,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:57:54,122 INFO L425 stractBuchiCegarLoop]: Abstraction has 98 states and 106 transitions. [2024-10-31 21:57:54,122 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-31 21:57:54,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 98 states and 106 transitions. [2024-10-31 21:57:54,123 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-31 21:57:54,123 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:54,123 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:54,124 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 7, 7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:54,124 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:54,128 INFO L745 eck$LassoCheckResult]: Stem: 2695#$Ultimate##0 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); 2690#L-1 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(40);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; 2683#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2684#L17-2 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; 2685#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2686#L17-2 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; 2722#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2721#L17-2 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; 2720#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2719#L17-2 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; 2718#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2717#L17-2 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; 2716#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2715#L17-2 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; 2714#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2713#L17-2 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; 2712#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2711#L17-2 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; 2710#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2709#L17-2 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; 2708#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 2702#L17-2 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; 2701#L17-3 assume !(init_nondet_~i~0#1 < 10); 2674#L15 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; 2675#L28-3 assume !!(rangesum_~i~1#1 < 10); 2676#L29 assume !(rangesum_~i~1#1 > 5); 2677#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2680#L28-3 assume !!(rangesum_~i~1#1 < 10); 2678#L29 assume !(rangesum_~i~1#1 > 5); 2679#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2681#L28-3 assume !!(rangesum_~i~1#1 < 10); 2746#L29 assume !(rangesum_~i~1#1 > 5); 2744#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2742#L28-3 assume !!(rangesum_~i~1#1 < 10); 2741#L29 assume !(rangesum_~i~1#1 > 5); 2740#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2738#L28-3 assume !!(rangesum_~i~1#1 < 10); 2734#L29 assume !(rangesum_~i~1#1 > 5); 2731#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2729#L28-3 assume !!(rangesum_~i~1#1 < 10); 2727#L29 assume !(rangesum_~i~1#1 > 5); 2707#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2723#L28-3 assume !!(rangesum_~i~1#1 < 10); 2705#L29 assume rangesum_~i~1#1 > 5;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; 2706#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2696#L28-3 assume !(rangesum_~i~1#1 < 10); 2697#L28-4 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); 2691#rangesum_returnLabel#1 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; 2692#L28-8 assume !!(rangesum_~i~1#1 < 10); 2700#L29-2 assume !(rangesum_~i~1#1 > 5); 2687#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2670#L28-8 assume !!(rangesum_~i~1#1 < 10); 2671#L29-2 assume !(rangesum_~i~1#1 > 5); 2688#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2689#L28-8 assume !!(rangesum_~i~1#1 < 10); 2747#L29-2 assume !(rangesum_~i~1#1 > 5); 2745#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2743#L28-8 assume !!(rangesum_~i~1#1 < 10); 2739#L29-2 assume !(rangesum_~i~1#1 > 5); 2736#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2735#L28-8 assume !!(rangesum_~i~1#1 < 10); 2732#L29-2 assume !(rangesum_~i~1#1 > 5); 2733#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2737#L28-8 assume !!(rangesum_~i~1#1 < 10); 2726#L29-2 assume !(rangesum_~i~1#1 > 5); 2724#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2668#L28-8 assume !!(rangesum_~i~1#1 < 10); 2669#L29-2 [2024-10-31 21:57:54,130 INFO L747 eck$LassoCheckResult]: Loop: 2669#L29-2 assume rangesum_~i~1#1 > 5;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; 2704#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2703#L28-8 assume !!(rangesum_~i~1#1 < 10); 2669#L29-2 [2024-10-31 21:57:54,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:54,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1815162476, now seen corresponding path program 1 times [2024-10-31 21:57:54,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:54,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525503371] [2024-10-31 21:57:54,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:54,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-31 21:57:54,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:54,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525503371] [2024-10-31 21:57:54,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525503371] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:57:54,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157434353] [2024-10-31 21:57:54,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:54,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:54,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:54,456 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:54,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-10-31 21:57:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:54,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-31 21:57:54,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-31 21:57:54,634 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:57:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-31 21:57:54,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157434353] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:57:54,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:57:54,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 13 [2024-10-31 21:57:54,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966874290] [2024-10-31 21:57:54,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:57:54,776 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 21:57:54,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:54,776 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 2 times [2024-10-31 21:57:54,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:54,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434233199] [2024-10-31 21:57:54,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:54,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:54,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:54,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:54,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:54,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-31 21:57:54,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-31 21:57:54,856 INFO L87 Difference]: Start difference. First operand 98 states and 106 transitions. cyclomatic complexity: 14 Second operand has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:55,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:55,095 INFO L93 Difference]: Finished difference Result 145 states and 162 transitions. [2024-10-31 21:57:55,095 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 145 states and 162 transitions. [2024-10-31 21:57:55,096 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 19 [2024-10-31 21:57:55,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 145 states to 139 states and 156 transitions. [2024-10-31 21:57:55,098 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 63 [2024-10-31 21:57:55,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 63 [2024-10-31 21:57:55,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 156 transitions. [2024-10-31 21:57:55,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:55,100 INFO L218 hiAutomatonCegarLoop]: Abstraction has 139 states and 156 transitions. [2024-10-31 21:57:55,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 156 transitions. [2024-10-31 21:57:55,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 116. [2024-10-31 21:57:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.0948275862068966) internal successors, (127), 115 states have internal predecessors, (127), 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) [2024-10-31 21:57:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 127 transitions. [2024-10-31 21:57:55,108 INFO L240 hiAutomatonCegarLoop]: Abstraction has 116 states and 127 transitions. [2024-10-31 21:57:55,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-31 21:57:55,110 INFO L425 stractBuchiCegarLoop]: Abstraction has 116 states and 127 transitions. [2024-10-31 21:57:55,110 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-31 21:57:55,110 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 127 transitions. [2024-10-31 21:57:55,111 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-31 21:57:55,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:55,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:55,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 10, 10, 10, 9, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:55,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:55,112 INFO L745 eck$LassoCheckResult]: Stem: 3353#$Ultimate##0 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); 3340#L-1 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(40);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; 3341#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3342#L17-2 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; 3343#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3344#L17-2 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; 3351#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3395#L17-2 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; 3393#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3391#L17-2 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; 3389#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3387#L17-2 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; 3385#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3383#L17-2 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; 3381#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3379#L17-2 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; 3377#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3375#L17-2 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; 3373#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3371#L17-2 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; 3366#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3362#L17-2 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; 3361#L17-3 assume !(init_nondet_~i~0#1 < 10); 3329#L15 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; 3330#L28-3 assume !!(rangesum_~i~1#1 < 10); 3331#L29 assume !(rangesum_~i~1#1 > 5); 3332#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3335#L28-3 assume !!(rangesum_~i~1#1 < 10); 3356#L29 assume !(rangesum_~i~1#1 > 5); 3336#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3337#L28-3 assume !!(rangesum_~i~1#1 < 10); 3333#L29 assume !(rangesum_~i~1#1 > 5); 3334#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3412#L28-3 assume !!(rangesum_~i~1#1 < 10); 3411#L29 assume !(rangesum_~i~1#1 > 5); 3410#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3409#L28-3 assume !!(rangesum_~i~1#1 < 10); 3408#L29 assume !(rangesum_~i~1#1 > 5); 3407#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3406#L28-3 assume !!(rangesum_~i~1#1 < 10); 3405#L29 assume !(rangesum_~i~1#1 > 5); 3370#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3404#L28-3 assume !!(rangesum_~i~1#1 < 10); 3403#L29 assume rangesum_~i~1#1 > 5;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; 3402#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3401#L28-3 assume !!(rangesum_~i~1#1 < 10); 3400#L29 assume rangesum_~i~1#1 > 5;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; 3399#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3398#L28-3 assume !!(rangesum_~i~1#1 < 10); 3397#L29 assume rangesum_~i~1#1 > 5;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; 3369#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3372#L28-3 assume !!(rangesum_~i~1#1 < 10); 3367#L29 assume rangesum_~i~1#1 > 5;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; 3368#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3354#L28-3 assume !(rangesum_~i~1#1 < 10); 3355#L28-4 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); 3348#rangesum_returnLabel#1 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; 3323#L28-8 assume !!(rangesum_~i~1#1 < 10); 3324#L29-2 assume !(rangesum_~i~1#1 > 5); 3345#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3346#L28-8 assume !!(rangesum_~i~1#1 < 10); 3416#L29-2 assume !(rangesum_~i~1#1 > 5); 3415#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3413#L28-8 assume !!(rangesum_~i~1#1 < 10); 3414#L29-2 assume !(rangesum_~i~1#1 > 5); 3421#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3420#L28-8 assume !!(rangesum_~i~1#1 < 10); 3419#L29-2 assume !(rangesum_~i~1#1 > 5); 3418#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3417#L28-8 assume !!(rangesum_~i~1#1 < 10); 3359#L29-2 assume !(rangesum_~i~1#1 > 5); 3360#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3422#L28-8 assume !!(rangesum_~i~1#1 < 10); 3396#L29-2 assume !(rangesum_~i~1#1 > 5); 3394#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3392#L28-8 assume !!(rangesum_~i~1#1 < 10); 3390#L29-2 assume rangesum_~i~1#1 > 5;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; 3388#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3386#L28-8 assume !!(rangesum_~i~1#1 < 10); 3384#L29-2 assume rangesum_~i~1#1 > 5;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; 3382#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3380#L28-8 assume !!(rangesum_~i~1#1 < 10); 3378#L29-2 assume rangesum_~i~1#1 > 5;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; 3376#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3374#L28-8 assume !!(rangesum_~i~1#1 < 10); 3364#L29-2 [2024-10-31 21:57:55,113 INFO L747 eck$LassoCheckResult]: Loop: 3364#L29-2 assume rangesum_~i~1#1 > 5;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; 3365#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3363#L28-8 assume !!(rangesum_~i~1#1 < 10); 3364#L29-2 [2024-10-31 21:57:55,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:55,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1484601769, now seen corresponding path program 1 times [2024-10-31 21:57:55,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:55,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475760413] [2024-10-31 21:57:55,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:55,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:55,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [949799248] [2024-10-31 21:57:55,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:55,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:55,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:55,183 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:55,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-10-31 21:57:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:55,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:55,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:55,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:55,527 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 3 times [2024-10-31 21:57:55,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:55,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305005162] [2024-10-31 21:57:55,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:55,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:55,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:55,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:55,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:55,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1801965686, now seen corresponding path program 2 times [2024-10-31 21:57:55,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:55,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836088677] [2024-10-31 21:57:55,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:55,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-10-31 21:57:55,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:55,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836088677] [2024-10-31 21:57:55,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836088677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:55,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:55,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 21:57:55,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585360227] [2024-10-31 21:57:55,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:55,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:55,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 21:57:55,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:57:55,884 INFO L87 Difference]: Start difference. First operand 116 states and 127 transitions. cyclomatic complexity: 17 Second operand has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 7 states have internal predecessors, (28), 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) [2024-10-31 21:57:56,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:56,008 INFO L93 Difference]: Finished difference Result 139 states and 143 transitions. [2024-10-31 21:57:56,008 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 139 states and 143 transitions. [2024-10-31 21:57:56,009 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-31 21:57:56,009 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 139 states to 115 states and 119 transitions. [2024-10-31 21:57:56,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2024-10-31 21:57:56,010 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61 [2024-10-31 21:57:56,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 115 states and 119 transitions. [2024-10-31 21:57:56,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:57:56,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 115 states and 119 transitions. [2024-10-31 21:57:56,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states and 119 transitions. [2024-10-31 21:57:56,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 96. [2024-10-31 21:57:56,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 96 states have (on average 1.0416666666666667) internal successors, (100), 95 states have internal predecessors, (100), 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) [2024-10-31 21:57:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 100 transitions. [2024-10-31 21:57:56,013 INFO L240 hiAutomatonCegarLoop]: Abstraction has 96 states and 100 transitions. [2024-10-31 21:57:56,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 21:57:56,014 INFO L425 stractBuchiCegarLoop]: Abstraction has 96 states and 100 transitions. [2024-10-31 21:57:56,014 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-31 21:57:56,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 96 states and 100 transitions. [2024-10-31 21:57:56,015 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-31 21:57:56,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:56,015 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:56,018 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 10, 10, 10, 10, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:56,018 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 21:57:56,018 INFO L745 eck$LassoCheckResult]: Stem: 3616#$Ultimate##0 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); 3605#L-1 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(40);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; 3606#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3607#L17-2 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; 3608#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3609#L17-2 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; 3673#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3671#L17-2 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; 3669#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3667#L17-2 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; 3665#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3663#L17-2 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; 3661#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3660#L17-2 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; 3658#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3655#L17-2 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; 3650#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3649#L17-2 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; 3648#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3647#L17-2 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; 3646#L17-3 assume !!(init_nondet_~i~0#1 < 10);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; 3626#L17-2 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; 3625#L17-3 assume !(init_nondet_~i~0#1 < 10); 3596#L15 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; 3597#L28-3 assume !!(rangesum_~i~1#1 < 10); 3598#L29 assume !(rangesum_~i~1#1 > 5); 3599#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3602#L28-3 assume !!(rangesum_~i~1#1 < 10); 3600#L29 assume !(rangesum_~i~1#1 > 5); 3601#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3603#L28-3 assume !!(rangesum_~i~1#1 < 10); 3677#L29 assume !(rangesum_~i~1#1 > 5); 3676#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3675#L28-3 assume !!(rangesum_~i~1#1 < 10); 3674#L29 assume !(rangesum_~i~1#1 > 5); 3672#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3670#L28-3 assume !!(rangesum_~i~1#1 < 10); 3668#L29 assume !(rangesum_~i~1#1 > 5); 3666#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3664#L28-3 assume !!(rangesum_~i~1#1 < 10); 3662#L29 assume !(rangesum_~i~1#1 > 5); 3657#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3659#L28-3 assume !!(rangesum_~i~1#1 < 10); 3656#L29 assume rangesum_~i~1#1 > 5;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; 3654#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3617#L28-3 assume !!(rangesum_~i~1#1 < 10); 3618#L29 assume rangesum_~i~1#1 > 5;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; 3643#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3641#L28-3 assume !!(rangesum_~i~1#1 < 10); 3639#L29 assume rangesum_~i~1#1 > 5;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; 3637#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3635#L28-3 assume !!(rangesum_~i~1#1 < 10); 3633#L29 assume rangesum_~i~1#1 > 5;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; 3631#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3629#L28-3 assume !(rangesum_~i~1#1 < 10); 3620#L28-4 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); 3613#rangesum_returnLabel#1 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; 3614#L28-8 assume !!(rangesum_~i~1#1 < 10); 3622#L29-2 assume !(rangesum_~i~1#1 > 5); 3610#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3592#L28-8 assume !!(rangesum_~i~1#1 < 10); 3593#L29-2 assume !(rangesum_~i~1#1 > 5); 3611#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3612#L28-8 assume !!(rangesum_~i~1#1 < 10); 3683#L29-2 assume !(rangesum_~i~1#1 > 5); 3682#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3681#L28-8 assume !!(rangesum_~i~1#1 < 10); 3680#L29-2 assume !(rangesum_~i~1#1 > 5); 3679#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3678#L28-8 assume !!(rangesum_~i~1#1 < 10); 3623#L29-2 assume !(rangesum_~i~1#1 > 5); 3624#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3652#L28-8 assume !!(rangesum_~i~1#1 < 10); 3653#L29-2 assume !(rangesum_~i~1#1 > 5); 3651#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3590#L28-8 assume !!(rangesum_~i~1#1 < 10); 3591#L29-2 assume rangesum_~i~1#1 > 5;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; 3645#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3644#L28-8 assume !!(rangesum_~i~1#1 < 10); 3642#L29-2 assume rangesum_~i~1#1 > 5;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; 3640#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3638#L28-8 assume !!(rangesum_~i~1#1 < 10); 3636#L29-2 assume rangesum_~i~1#1 > 5;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; 3634#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3632#L28-8 assume !!(rangesum_~i~1#1 < 10); 3630#L29-2 assume rangesum_~i~1#1 > 5;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; 3628#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 3627#L28-8 assume !(rangesum_~i~1#1 < 10); 3619#L28-9 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); 3594#rangesum_returnLabel#2 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; 3595#L54-3 [2024-10-31 21:57:56,018 INFO L747 eck$LassoCheckResult]: Loop: 3595#L54-3 assume !!(main_~i~2#1 < 9);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; 3615#L54-2 main_#t~post11#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 3595#L54-3 [2024-10-31 21:57:56,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:56,019 INFO L85 PathProgramCache]: Analyzing trace with hash 817204024, now seen corresponding path program 1 times [2024-10-31 21:57:56,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:56,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444218466] [2024-10-31 21:57:56,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:56,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:56,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1441976662] [2024-10-31 21:57:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:56,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:56,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:56,133 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:56,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-10-31 21:57:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:56,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:56,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:56,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:56,626 INFO L85 PathProgramCache]: Analyzing trace with hash 3331, now seen corresponding path program 1 times [2024-10-31 21:57:56,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:56,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330275034] [2024-10-31 21:57:56,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:56,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:56,637 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:56,649 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:56,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:56,650 INFO L85 PathProgramCache]: Analyzing trace with hash -645945734, now seen corresponding path program 1 times [2024-10-31 21:57:56,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:56,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043402739] [2024-10-31 21:57:56,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:56,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:56,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1122250474] [2024-10-31 21:57:56,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:56,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:56,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:56,812 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:56,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ae6262-6106-4a31-91ea-9a92094317c7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-10-31 21:57:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:57,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:57,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace