./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/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_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/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_57176193-5dbf-4415-b735-b50d985bcdad/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 bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:06:40,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:06:40,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:06:40,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:06:40,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:06:40,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:06:40,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:06:40,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:06:40,784 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:06:40,786 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:06:40,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:06:40,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:06:40,788 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:06:40,788 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:06:40,790 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:06:40,791 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:06:40,791 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:06:40,791 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:06:40,792 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:06:40,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:06:40,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:06:40,797 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:06:40,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:06:40,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:06:40,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:06:40,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:06:40,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:06:40,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:06:40,799 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:06:40,799 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:06:40,800 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:06:40,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:06:40,801 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:06:40,801 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:06:40,801 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:06:40,801 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:06:40,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:06:40,802 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:06:40,802 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:06:40,802 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_57176193-5dbf-4415-b735-b50d985bcdad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 [2024-10-31 22:06:41,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:06:41,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:06:41,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:06:41,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:06:41,159 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:06:41,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i Unable to find full path for "g++" [2024-10-31 22:06:43,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:06:43,538 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:06:43,540 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2024-10-31 22:06:43,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/data/997b869bc/904305103e704f05a1096dd6e8024fee/FLAGc4efb3832 [2024-10-31 22:06:43,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/data/997b869bc/904305103e704f05a1096dd6e8024fee [2024-10-31 22:06:43,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:06:43,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:06:43,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:43,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:06:43,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:06:43,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:43" (1/1) ... [2024-10-31 22:06:43,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114516fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:43, skipping insertion in model container [2024-10-31 22:06:43,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:43" (1/1) ... [2024-10-31 22:06:43,905 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:06:44,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:44,494 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:06:44,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:44,617 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:06:44,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44 WrapperNode [2024-10-31 22:06:44,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:44,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:44,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:06:44,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:06:44,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,658 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,696 INFO L138 Inliner]: procedures = 166, calls = 80, calls flagged for inlining = 31, calls inlined = 8, statements flattened = 113 [2024-10-31 22:06:44,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:44,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:06:44,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:06:44,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:06:44,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,714 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,729 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [2, 5]. 71 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 3 writes are split as follows [0, 3]. [2024-10-31 22:06:44,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:06:44,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:06:44,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:06:44,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:06:44,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (1/1) ... [2024-10-31 22:06:44,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:44,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:44,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:44,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:06:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:06:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:06:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:06:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:06:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:06:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:06:44,966 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:06:44,969 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:06:45,175 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-10-31 22:06:45,176 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:06:45,192 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:06:45,193 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:06:45,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:45 BoogieIcfgContainer [2024-10-31 22:06:45,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:06:45,195 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:06:45,195 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:06:45,200 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:06:45,200 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:06:45,201 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:06:43" (1/3) ... [2024-10-31 22:06:45,202 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62eec7f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:06:45, skipping insertion in model container [2024-10-31 22:06:45,203 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:06:45,203 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:44" (2/3) ... [2024-10-31 22:06:45,203 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62eec7f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:06:45, skipping insertion in model container [2024-10-31 22:06:45,203 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:06:45,204 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:45" (3/3) ... [2024-10-31 22:06:45,205 INFO L332 chiAutomizerObserver]: Analyzing ICFG memleaks_test17_2-2.i [2024-10-31 22:06:45,269 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:06:45,269 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:06:45,271 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:06:45,272 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:06:45,272 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:06:45,272 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:06:45,272 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:06:45,272 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:06:45,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 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 22:06:45,321 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 22:06:45,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:45,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:45,329 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:45,329 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:45,329 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:06:45,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 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 22:06:45,333 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 22:06:45,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:45,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:45,335 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:45,335 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:45,345 INFO L745 eck$LassoCheckResult]: Stem: 29#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 9#L520true assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 11#ldv_positive_returnLabel#1true entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 22#L787true assume !!(entry_point_~len~0#1 < 16777216); 24#L787-2true assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 27#L526true assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 25#ldv_malloc_returnLabel#1true entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 4#L789true assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 30#L790-3true [2024-10-31 22:06:45,346 INFO L747 eck$LassoCheckResult]: Loop: 30#L790-3true assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 23#L790-2true entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 30#L790-3true [2024-10-31 22:06:45,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:45,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1182787569, now seen corresponding path program 1 times [2024-10-31 22:06:45,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:45,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842348915] [2024-10-31 22:06:45,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:45,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:45,784 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 22:06:45,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:45,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842348915] [2024-10-31 22:06:45,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842348915] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:45,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:45,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:06:45,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869388808] [2024-10-31 22:06:45,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:45,802 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:45,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:45,803 INFO L85 PathProgramCache]: Analyzing trace with hash 2051, now seen corresponding path program 1 times [2024-10-31 22:06:45,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:45,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724326790] [2024-10-31 22:06:45,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:45,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:45,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:45,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:46,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:46,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:06:46,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:06:46,068 INFO L87 Difference]: Start difference. First operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 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 4 states, 3 states have (on average 3.0) internal successors, (9), 4 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 22:06:46,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:46,140 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2024-10-31 22:06:46,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 41 transitions. [2024-10-31 22:06:46,147 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 12 [2024-10-31 22:06:46,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 32 transitions. [2024-10-31 22:06:46,156 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2024-10-31 22:06:46,156 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2024-10-31 22:06:46,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2024-10-31 22:06:46,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:06:46,158 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2024-10-31 22:06:46,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2024-10-31 22:06:46,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2024-10-31 22:06:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 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 22:06:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2024-10-31 22:06:46,192 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-10-31 22:06:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:06:46,198 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-10-31 22:06:46,199 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:06:46,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2024-10-31 22:06:46,200 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-31 22:06:46,200 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:46,200 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:46,201 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:46,201 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:46,201 INFO L745 eck$LassoCheckResult]: Stem: 97#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 83#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 84#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 85#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 87#L787 assume !!(entry_point_~len~0#1 < 16777216); 93#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 95#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 96#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 75#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 76#L790-3 [2024-10-31 22:06:46,202 INFO L747 eck$LassoCheckResult]: Loop: 76#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 94#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 76#L790-3 [2024-10-31 22:06:46,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:46,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1182785647, now seen corresponding path program 1 times [2024-10-31 22:06:46,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:46,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636995314] [2024-10-31 22:06:46,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:46,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,277 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:46,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:46,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2051, now seen corresponding path program 2 times [2024-10-31 22:06:46,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:46,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871078338] [2024-10-31 22:06:46,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:46,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:46,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:46,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1509325583, now seen corresponding path program 1 times [2024-10-31 22:06:46,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:46,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568063374] [2024-10-31 22:06:46,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:46,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:46,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:47,114 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:06:47,115 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:06:47,116 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:06:47,116 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:06:47,116 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:06:47,116 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:47,117 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:06:47,117 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:06:47,117 INFO L132 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration2_Lasso [2024-10-31 22:06:47,117 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:06:47,118 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:06:47,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:47,817 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:06:47,823 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:06:47,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:47,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:47,828 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:47,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:06:47,831 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 22:06:47,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:47,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:47,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:47,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:47,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:47,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:47,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:47,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:47,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:06:47,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:47,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:47,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:47,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:06:47,878 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 22:06:47,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:47,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:47,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:47,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:47,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:47,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:47,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:47,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:47,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:06:47,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:47,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:47,922 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:47,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:06:47,924 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 22:06:47,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:47,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:47,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:47,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:47,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:47,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:47,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:47,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:47,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:47,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:47,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:47,965 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:47,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:06:47,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:47,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:47,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:47,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:47,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:47,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:47,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:47,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:06:48,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,021 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:06:48,026 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 22:06:48,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:06:48,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,074 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:06:48,077 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 22:06:48,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:06:48,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,117 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:06:48,120 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 22:06:48,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,140 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:06:48,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,161 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:06:48,164 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 22:06:48,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:06:48,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,208 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:06:48,210 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 22:06:48,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 22:06:48,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,253 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:06:48,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:48,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,275 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:48,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,296 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:06:48,298 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 22:06:48,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,317 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:06:48,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,338 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:06:48,341 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 22:06:48,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:06:48,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,387 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:06:48,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:48,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 22:06:48,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,434 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:06:48,437 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 22:06:48,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,455 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 22:06:48,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,479 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:06:48,482 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 22:06:48,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,501 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:06:48,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,524 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:06:48,527 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 22:06:48,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,546 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:06:48,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,569 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:06:48,572 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 22:06:48,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:06:48,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,616 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:06:48,619 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 22:06:48,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,642 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-31 22:06:48,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,664 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:06:48,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:48,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,686 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-31 22:06:48,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,708 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:06:48,710 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 22:06:48,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,728 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 22:06:48,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,750 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:06:48,774 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 22:06:48,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:48,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,818 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:06:48,820 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 22:06:48,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:48,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,862 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:06:48,865 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 22:06:48,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,886 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:48,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,909 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:06:48,911 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 22:06:48,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:48,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:48,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:48,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:48,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:48,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:48,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:48,950 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:48,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:06:48,953 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 22:06:48,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:48,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:48,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:48,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:48,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:48,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:48,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 22:06:49,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,003 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:06:49,006 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 22:06:49,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:49,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,030 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,051 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:06:49,054 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 22:06:49,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:49,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:49,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:49,076 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-10-31 22:06:49,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,097 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:06:49,099 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 22:06:49,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:49,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:49,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:49,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-31 22:06:49,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,140 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:06:49,144 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 22:06:49,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:49,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:49,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:49,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-31 22:06:49,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,185 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:06:49,188 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 22:06:49,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:49,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,210 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,233 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:06:49,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:49,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:49,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,260 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,283 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:06:49,286 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 22:06:49,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,303 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:06:49,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,306 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:06:49,306 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,313 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,335 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:06:49,339 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 22:06:49,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:49,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:49,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,385 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 22:06:49,389 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 22:06:49,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:49,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:49,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:49,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:49,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:49,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:49,423 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:06:49,478 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-10-31 22:06:49,478 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-31 22:06:49,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:49,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:49,482 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:49,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 22:06:49,486 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:06:49,504 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:06:49,505 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:06:49,505 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_entry_point_~len~0#1, ULTIMATE.start_entry_point_~i~2#1) = 1*ULTIMATE.start_entry_point_~len~0#1 - 1*ULTIMATE.start_entry_point_~i~2#1 Supporting invariants [] [2024-10-31 22:06:49,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:49,541 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-10-31 22:06:49,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:49,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:06:49,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:49,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:06:49,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:49,668 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 22:06:49,673 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 22:06:49,674 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:49,726 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 35 transitions. Complement of second has 5 states. [2024-10-31 22:06:49,727 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 22:06:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-10-31 22:06:49,731 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2024-10-31 22:06:49,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:49,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 11 letters. Loop has 2 letters. [2024-10-31 22:06:49,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:49,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 4 letters. [2024-10-31 22:06:49,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:49,733 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 35 transitions. [2024-10-31 22:06:49,734 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-10-31 22:06:49,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 26 states and 33 transitions. [2024-10-31 22:06:49,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-10-31 22:06:49,735 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-10-31 22:06:49,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2024-10-31 22:06:49,737 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:06:49,738 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2024-10-31 22:06:49,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2024-10-31 22:06:49,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-10-31 22:06:49,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 25 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2024-10-31 22:06:49,742 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2024-10-31 22:06:49,742 INFO L425 stractBuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2024-10-31 22:06:49,742 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:06:49,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 33 transitions. [2024-10-31 22:06:49,743 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-10-31 22:06:49,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:49,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:49,744 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:49,746 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:06:49,747 INFO L745 eck$LassoCheckResult]: Stem: 215#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 196#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 197#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 202#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 204#L787 assume !!(entry_point_~len~0#1 < 16777216); 210#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 213#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 214#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 192#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 193#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 207#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 208#L765-3 [2024-10-31 22:06:49,747 INFO L747 eck$LassoCheckResult]: Loop: 208#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 205#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 206#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 198#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 199#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 208#L765-3 [2024-10-31 22:06:49,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:49,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1509325641, now seen corresponding path program 1 times [2024-10-31 22:06:49,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:49,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518496320] [2024-10-31 22:06:49,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:49,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:49,897 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 22:06:49,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:49,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518496320] [2024-10-31 22:06:49,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518496320] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:49,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:49,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:06:49,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099148642] [2024-10-31 22:06:49,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:49,899 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:49,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:49,900 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 1 times [2024-10-31 22:06:49,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:49,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722555277] [2024-10-31 22:06:49,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:49,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:49,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:49,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:50,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:50,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:06:50,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:06:50,284 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:50,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:50,340 INFO L93 Difference]: Finished difference Result 48 states and 60 transitions. [2024-10-31 22:06:50,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 60 transitions. [2024-10-31 22:06:50,341 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2024-10-31 22:06:50,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 60 transitions. [2024-10-31 22:06:50,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2024-10-31 22:06:50,342 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2024-10-31 22:06:50,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 60 transitions. [2024-10-31 22:06:50,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:06:50,343 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 60 transitions. [2024-10-31 22:06:50,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 60 transitions. [2024-10-31 22:06:50,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 33. [2024-10-31 22:06:50,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 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 22:06:50,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2024-10-31 22:06:50,347 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-31 22:06:50,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:06:50,348 INFO L425 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-31 22:06:50,348 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:06:50,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2024-10-31 22:06:50,349 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-10-31 22:06:50,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:50,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:50,350 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:50,350 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:06:50,350 INFO L745 eck$LassoCheckResult]: Stem: 298#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 282#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 283#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 284#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 287#L787 assume !!(entry_point_~len~0#1 < 16777216); 293#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 296#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 297#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 274#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 275#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 290#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 291#L765-3 [2024-10-31 22:06:50,350 INFO L747 eck$LassoCheckResult]: Loop: 291#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 288#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 289#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 280#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 281#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 291#L765-3 [2024-10-31 22:06:50,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,350 INFO L85 PathProgramCache]: Analyzing trace with hash 2105583285, now seen corresponding path program 1 times [2024-10-31 22:06:50,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874258037] [2024-10-31 22:06:50,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:50,445 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 22:06:50,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:50,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874258037] [2024-10-31 22:06:50,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874258037] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:50,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:50,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:06:50,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579101983] [2024-10-31 22:06:50,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:50,447 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:50,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,447 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 2 times [2024-10-31 22:06:50,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327346883] [2024-10-31 22:06:50,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:50,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-10-31 22:06:50,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:50,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:06:50,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:06:50,819 INFO L87 Difference]: Start difference. First operand 33 states and 40 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:50,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:50,881 INFO L93 Difference]: Finished difference Result 34 states and 40 transitions. [2024-10-31 22:06:50,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 40 transitions. [2024-10-31 22:06:50,882 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-10-31 22:06:50,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 40 transitions. [2024-10-31 22:06:50,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-10-31 22:06:50,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2024-10-31 22:06:50,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 40 transitions. [2024-10-31 22:06:50,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:06:50,884 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 40 transitions. [2024-10-31 22:06:50,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 40 transitions. [2024-10-31 22:06:50,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 26. [2024-10-31 22:06:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2024-10-31 22:06:50,887 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2024-10-31 22:06:50,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:06:50,888 INFO L425 stractBuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2024-10-31 22:06:50,889 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:06:50,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2024-10-31 22:06:50,889 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-10-31 22:06:50,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:50,889 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:50,892 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:50,893 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:06:50,894 INFO L745 eck$LassoCheckResult]: Stem: 372#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 357#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 358#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 359#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 361#L787 assume !!(entry_point_~len~0#1 < 16777216); 367#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 370#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 371#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 349#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 350#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 368#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 369#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 364#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 365#L765-3 [2024-10-31 22:06:50,894 INFO L747 eck$LassoCheckResult]: Loop: 365#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 362#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 363#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 353#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 354#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 365#L765-3 [2024-10-31 22:06:50,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1237061817, now seen corresponding path program 1 times [2024-10-31 22:06:50,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330047060] [2024-10-31 22:06:50,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:50,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,930 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 3 times [2024-10-31 22:06:50,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582758210] [2024-10-31 22:06:50,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,948 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:50,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,959 INFO L85 PathProgramCache]: Analyzing trace with hash -138745859, now seen corresponding path program 1 times [2024-10-31 22:06:50,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81730709] [2024-10-31 22:06:50,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:50,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:51,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:52,012 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:06:52,012 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:06:52,012 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:06:52,012 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:06:52,012 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:06:52,012 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:52,013 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:06:52,013 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:06:52,013 INFO L132 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration5_Lasso [2024-10-31 22:06:52,013 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:06:52,013 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:06:52,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:52,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:53,008 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:06:53,008 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:06:53,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,014 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:06:53,018 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 22:06:53,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,048 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:06:53,050 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 22:06:53,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,091 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:06:53,093 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 22:06:53,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,128 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:06:53,131 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 22:06:53,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-31 22:06:53,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,172 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:06:53,199 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 22:06:53,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,216 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,237 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:06:53,239 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 22:06:53,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-10-31 22:06:53,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,276 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 22:06:53,279 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 22:06:53,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,298 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,316 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 22:06:53,318 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 22:06:53,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,348 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 22:06:53,352 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 22:06:53,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,370 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,391 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 22:06:53,393 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 22:06:53,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,435 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 22:06:53,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:53,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-10-31 22:06:53,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,480 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,483 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 22:06:53,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 22:06:53,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,500 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-31 22:06:53,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,514 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 22:06:53,516 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 22:06:53,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-10-31 22:06:53,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,549 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 22:06:53,551 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 22:06:53,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,570 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,590 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 22:06:53,593 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 22:06:53,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,633 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 22:06:53,635 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 22:06:53,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,648 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-10-31 22:06:53,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,662 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 22:06:53,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:53,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:53,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,692 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 22:06:53,694 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 22:06:53,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 22:06:53,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,720 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 22:06:53,722 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 22:06:53,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 22:06:53,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,749 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 22:06:53,750 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 22:06:53,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-31 22:06:53,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,781 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 22:06:53,783 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 22:06:53,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-31 22:06:53,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,824 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 22:06:53,828 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 22:06:53,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-10-31 22:06:53,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,872 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-31 22:06:53,874 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 22:06:53,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:53,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:53,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:53,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-10-31 22:06:53,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,914 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-31 22:06:53,916 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 22:06:53,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:53,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-31 22:06:53,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:53,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:53,959 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:53,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-31 22:06:53,963 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 22:06:53,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:53,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:53,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:53,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:53,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:53,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:53,987 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:54,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-31 22:06:54,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:54,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:54,008 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:54,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-31 22:06:54,010 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 22:06:54,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:54,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:54,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:54,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:54,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:54,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:54,048 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:06:54,076 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-10-31 22:06:54,076 INFO L444 ModelExtractionUtils]: 7 out of 19 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-31 22:06:54,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:54,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:54,079 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:54,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-31 22:06:54,082 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:06:54,096 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:06:54,096 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:06:54,096 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~i~0#1, ULTIMATE.start_alloc_17_~len#1) = -1*ULTIMATE.start_alloc_17_~i~0#1 + 1*ULTIMATE.start_alloc_17_~len#1 Supporting invariants [] [2024-10-31 22:06:54,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:54,132 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 22:06:54,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:54,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:06:54,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:54,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:06:54,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:54,266 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 22:06:54,267 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 22:06:54,267 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:54,312 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 41 transitions. Complement of second has 5 states. [2024-10-31 22:06:54,315 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 22:06:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-31 22:06:54,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 13 letters. Loop has 5 letters. [2024-10-31 22:06:54,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:54,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 18 letters. Loop has 5 letters. [2024-10-31 22:06:54,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:54,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 13 letters. Loop has 10 letters. [2024-10-31 22:06:54,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:54,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2024-10-31 22:06:54,320 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:54,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 30 states and 39 transitions. [2024-10-31 22:06:54,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-10-31 22:06:54,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-10-31 22:06:54,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2024-10-31 22:06:54,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:54,322 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-31 22:06:54,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2024-10-31 22:06:54,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-10-31 22:06:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2024-10-31 22:06:54,330 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-31 22:06:54,331 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-31 22:06:54,331 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 22:06:54,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2024-10-31 22:06:54,332 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:54,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:54,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:54,332 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:54,336 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:54,336 INFO L745 eck$LassoCheckResult]: Stem: 532#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 509#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 510#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 516#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 518#L787 assume !!(entry_point_~len~0#1 < 16777216); 527#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 530#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 531#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 505#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 506#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 528#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 529#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 523#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 524#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 503#L765-4 alloc_17_#res#1 := 0; 504#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 517#L780-3 [2024-10-31 22:06:54,336 INFO L747 eck$LassoCheckResult]: Loop: 517#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset := read~$Pointer$#1(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset; 525#L780-2 free_17_#t~post47#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post47#1;havoc free_17_#t~post47#1; 517#L780-3 [2024-10-31 22:06:54,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1805730393, now seen corresponding path program 1 times [2024-10-31 22:06:54,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:54,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028394707] [2024-10-31 22:06:54,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:54,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:54,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:54,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028394707] [2024-10-31 22:06:54,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028394707] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:54,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:54,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:06:54,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032614956] [2024-10-31 22:06:54,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:54,476 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:54,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,476 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 1 times [2024-10-31 22:06:54,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:54,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781870066] [2024-10-31 22:06:54,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:54,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:54,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:54,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:54,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:06:54,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:06:54,543 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:54,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:54,623 INFO L93 Difference]: Finished difference Result 63 states and 81 transitions. [2024-10-31 22:06:54,623 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 81 transitions. [2024-10-31 22:06:54,624 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-10-31 22:06:54,625 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 63 states and 81 transitions. [2024-10-31 22:06:54,625 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2024-10-31 22:06:54,625 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2024-10-31 22:06:54,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 81 transitions. [2024-10-31 22:06:54,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:54,626 INFO L218 hiAutomatonCegarLoop]: Abstraction has 63 states and 81 transitions. [2024-10-31 22:06:54,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 81 transitions. [2024-10-31 22:06:54,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 41. [2024-10-31 22:06:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 40 states have internal predecessors, (52), 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 22:06:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2024-10-31 22:06:54,630 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-10-31 22:06:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:06:54,633 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-10-31 22:06:54,633 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-31 22:06:54,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 52 transitions. [2024-10-31 22:06:54,634 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:54,634 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:54,635 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:54,635 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:54,635 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:54,635 INFO L745 eck$LassoCheckResult]: Stem: 638#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 612#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 613#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 619#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 631#L787 assume !!(entry_point_~len~0#1 < 16777216); 632#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 635#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 636#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 637#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 639#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 633#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 634#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 643#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 642#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 606#L765-4 alloc_17_#res#1 := 0; 607#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 621#L780-3 [2024-10-31 22:06:54,635 INFO L747 eck$LassoCheckResult]: Loop: 621#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset := read~$Pointer$#1(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset; 629#L780-2 free_17_#t~post47#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post47#1;havoc free_17_#t~post47#1; 621#L780-3 [2024-10-31 22:06:54,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,636 INFO L85 PathProgramCache]: Analyzing trace with hash -794613143, now seen corresponding path program 1 times [2024-10-31 22:06:54,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:54,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128708577] [2024-10-31 22:06:54,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:54,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:54,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-10-31 22:06:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:54,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:54,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128708577] [2024-10-31 22:06:54,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128708577] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:54,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:54,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:06:54,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374389501] [2024-10-31 22:06:54,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:54,854 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:54,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,855 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 2 times [2024-10-31 22:06:54,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:54,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320518348] [2024-10-31 22:06:54,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:54,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:54,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:54,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:54,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:54,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:06:54,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:06:54,934 INFO L87 Difference]: Start difference. First operand 41 states and 52 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:55,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:55,007 INFO L93 Difference]: Finished difference Result 49 states and 61 transitions. [2024-10-31 22:06:55,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 61 transitions. [2024-10-31 22:06:55,008 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,009 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 49 states and 61 transitions. [2024-10-31 22:06:55,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-10-31 22:06:55,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-31 22:06:55,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 61 transitions. [2024-10-31 22:06:55,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:55,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 61 transitions. [2024-10-31 22:06:55,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 61 transitions. [2024-10-31 22:06:55,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 30. [2024-10-31 22:06:55,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 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 22:06:55,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 38 transitions. [2024-10-31 22:06:55,014 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2024-10-31 22:06:55,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:06:55,016 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2024-10-31 22:06:55,016 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-31 22:06:55,016 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 38 transitions. [2024-10-31 22:06:55,017 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,017 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:55,017 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:55,018 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:55,018 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:55,018 INFO L745 eck$LassoCheckResult]: Stem: 735#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 712#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 713#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 719#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 721#L787 assume !!(entry_point_~len~0#1 < 16777216); 730#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 733#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 734#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 708#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 709#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 731#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 732#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 726#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 727#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 722#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 723#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 714#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 710#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 711#L772-3 [2024-10-31 22:06:55,019 INFO L747 eck$LassoCheckResult]: Loop: 711#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset := read~$Pointer$#1(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset);havoc alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset;call write~$Pointer$#1(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 718#L772-2 alloc_17_#t~post45#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post45#1 - 1;havoc alloc_17_#t~post45#1; 711#L772-3 [2024-10-31 22:06:55,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,020 INFO L85 PathProgramCache]: Analyzing trace with hash -138686333, now seen corresponding path program 1 times [2024-10-31 22:06:55,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991821406] [2024-10-31 22:06:55,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:55,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,061 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 1 times [2024-10-31 22:06:55,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308931230] [2024-10-31 22:06:55,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:55,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,088 INFO L85 PathProgramCache]: Analyzing trace with hash -133577403, now seen corresponding path program 1 times [2024-10-31 22:06:55,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066819444] [2024-10-31 22:06:55,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:55,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:55,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066819444] [2024-10-31 22:06:55,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066819444] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:55,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:55,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:06:55,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209072335] [2024-10-31 22:06:55,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:55,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:55,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:06:55,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:06:55,337 INFO L87 Difference]: Start difference. First operand 30 states and 38 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 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 22:06:55,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:55,371 INFO L93 Difference]: Finished difference Result 39 states and 49 transitions. [2024-10-31 22:06:55,371 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 49 transitions. [2024-10-31 22:06:55,371 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,372 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 39 states and 49 transitions. [2024-10-31 22:06:55,372 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-10-31 22:06:55,372 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-10-31 22:06:55,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 49 transitions. [2024-10-31 22:06:55,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:55,373 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2024-10-31 22:06:55,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 49 transitions. [2024-10-31 22:06:55,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 35. [2024-10-31 22:06:55,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 34 states have internal predecessors, (44), 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 22:06:55,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2024-10-31 22:06:55,376 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2024-10-31 22:06:55,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:06:55,377 INFO L425 stractBuchiCegarLoop]: Abstraction has 35 states and 44 transitions. [2024-10-31 22:06:55,377 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-31 22:06:55,377 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 44 transitions. [2024-10-31 22:06:55,378 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:55,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:55,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:55,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:55,379 INFO L745 eck$LassoCheckResult]: Stem: 817#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 796#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 797#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 798#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 800#L787 assume !!(entry_point_~len~0#1 < 16777216); 811#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 814#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 815#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 786#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 787#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 812#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 813#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 805#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 806#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 803#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 804#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 792#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 793#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 810#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 784#L765-4 alloc_17_#res#1 := 0; 785#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 799#L780-3 [2024-10-31 22:06:55,379 INFO L747 eck$LassoCheckResult]: Loop: 799#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset := read~$Pointer$#1(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset; 807#L780-2 free_17_#t~post47#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post47#1;havoc free_17_#t~post47#1; 799#L780-3 [2024-10-31 22:06:55,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,380 INFO L85 PathProgramCache]: Analyzing trace with hash 155706981, now seen corresponding path program 1 times [2024-10-31 22:06:55,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397010125] [2024-10-31 22:06:55,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:55,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:55,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397010125] [2024-10-31 22:06:55,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397010125] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:55,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:55,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:06:55,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381388619] [2024-10-31 22:06:55,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:55,464 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:55,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,464 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 3 times [2024-10-31 22:06:55,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193165814] [2024-10-31 22:06:55,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:55,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:55,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:06:55,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:06:55,537 INFO L87 Difference]: Start difference. First operand 35 states and 44 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:55,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:55,568 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2024-10-31 22:06:55,568 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 49 transitions. [2024-10-31 22:06:55,569 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,569 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 39 states and 47 transitions. [2024-10-31 22:06:55,569 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-10-31 22:06:55,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-10-31 22:06:55,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 47 transitions. [2024-10-31 22:06:55,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:55,571 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 47 transitions. [2024-10-31 22:06:55,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 47 transitions. [2024-10-31 22:06:55,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 35. [2024-10-31 22:06:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 34 states have internal predecessors, (43), 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 22:06:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2024-10-31 22:06:55,574 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 43 transitions. [2024-10-31 22:06:55,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:06:55,575 INFO L425 stractBuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2024-10-31 22:06:55,575 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-31 22:06:55,575 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 43 transitions. [2024-10-31 22:06:55,576 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:06:55,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:55,576 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:55,577 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:55,577 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:55,577 INFO L745 eck$LassoCheckResult]: Stem: 898#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 877#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 878#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 879#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 881#L787 assume !!(entry_point_~len~0#1 < 16777216); 893#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 896#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 897#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 869#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 870#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 894#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 895#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 886#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 887#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 882#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 883#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 873#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 871#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 872#L772-3 assume !(alloc_17_~j~0#1 >= 0); 876#L772-4 alloc_17_#res#1 := 3; 868#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 880#L780-3 [2024-10-31 22:06:55,577 INFO L747 eck$LassoCheckResult]: Loop: 880#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset := read~$Pointer$#1(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset; 888#L780-2 free_17_#t~post47#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post47#1;havoc free_17_#t~post47#1; 880#L780-3 [2024-10-31 22:06:55,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,578 INFO L85 PathProgramCache]: Analyzing trace with hash 154066089, now seen corresponding path program 1 times [2024-10-31 22:06:55,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438019634] [2024-10-31 22:06:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:55,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,616 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 4 times [2024-10-31 22:06:55,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413106203] [2024-10-31 22:06:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:55,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,628 INFO L85 PathProgramCache]: Analyzing trace with hash 2028626411, now seen corresponding path program 1 times [2024-10-31 22:06:55,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547600769] [2024-10-31 22:06:55,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:55,681 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:56,682 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:06:56,682 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:06:56,682 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:06:56,682 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:06:56,682 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:06:56,683 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:56,683 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:06:56,683 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:06:56,683 INFO L132 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration10_Lasso [2024-10-31 22:06:56,683 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:06:56,683 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:06:56,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:56,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:06:57,579 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:06:57,579 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:06:57,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,582 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-31 22:06:57,585 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 22:06:57,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:06:57,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:06:57,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:06:57,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:57,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,619 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-31 22:06:57,621 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 22:06:57,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,648 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-10-31 22:06:57,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,672 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-31 22:06:57,677 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 22:06:57,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:57,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,722 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-31 22:06:57,727 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 22:06:57,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-10-31 22:06:57,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,777 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-31 22:06:57,778 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 22:06:57,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-10-31 22:06:57,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,810 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-31 22:06:57,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:06:57,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-10-31 22:06:57,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,848 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-31 22:06:57,850 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 22:06:57,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,869 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-31 22:06:57,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,884 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-31 22:06:57,886 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 22:06:57,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,899 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:06:57,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,902 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:06:57,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:06:57,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-31 22:06:57,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,924 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-31 22:06:57,926 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 22:06:57,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:06:57,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:06:57,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:06:57,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:06:57,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:06:57,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:06:57,958 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:06:57,984 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 22:06:57,984 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-31 22:06:57,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:06:57,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,986 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-31 22:06:57,987 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:06:58,001 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:06:58,002 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:06:58,002 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_free_17_~i~1#1, v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_3) = -4*ULTIMATE.start_free_17_~i~1#1 + 1*v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_3 Supporting invariants [1*ULTIMATE.start_free_17_~array#1.offset >= 0] [2024-10-31 22:06:58,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-10-31 22:06:58,039 INFO L156 tatePredicateManager]: 5 out of 7 supporting invariants were superfluous and have been removed [2024-10-31 22:06:58,046 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:06:58,047 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:06:58,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:58,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-31 22:06:58,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:58,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-31 22:06:58,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:58,302 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 22:06:58,303 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-31 22:06:58,303 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 43 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:58,409 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 43 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 37 states and 46 transitions. Complement of second has 7 states. [2024-10-31 22:06:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:06:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:58,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2024-10-31 22:06:58,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 21 letters. Loop has 2 letters. [2024-10-31 22:06:58,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:58,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 23 letters. Loop has 2 letters. [2024-10-31 22:06:58,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:58,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 21 letters. Loop has 4 letters. [2024-10-31 22:06:58,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:06:58,414 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 46 transitions. [2024-10-31 22:06:58,414 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:58,418 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 25 states and 29 transitions. [2024-10-31 22:06:58,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-31 22:06:58,418 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-31 22:06:58,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2024-10-31 22:06:58,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:58,419 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-10-31 22:06:58,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2024-10-31 22:06:58,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-31 22:06:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 24 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 22:06:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2024-10-31 22:06:58,421 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-10-31 22:06:58,421 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-10-31 22:06:58,421 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-31 22:06:58,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 29 transitions. [2024-10-31 22:06:58,421 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:58,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:58,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:58,422 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:58,422 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:58,423 INFO L745 eck$LassoCheckResult]: Stem: 1092#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1087#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1088#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 1089#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1075#L787 assume !!(entry_point_~len~0#1 < 16777216); 1076#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1079#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1080#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1073#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1074#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1077#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1078#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1093#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1069#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1070#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1091#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1084#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1085#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 1071#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1072#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1090#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1083#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1081#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1082#L772-3 [2024-10-31 22:06:58,423 INFO L747 eck$LassoCheckResult]: Loop: 1082#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset := read~$Pointer$#1(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset);havoc alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset;call write~$Pointer$#1(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1086#L772-2 alloc_17_#t~post45#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post45#1 - 1;havoc alloc_17_#t~post45#1; 1082#L772-3 [2024-10-31 22:06:58,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:58,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1368071233, now seen corresponding path program 1 times [2024-10-31 22:06:58,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:58,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995140684] [2024-10-31 22:06:58,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:58,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:58,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:58,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:58,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995140684] [2024-10-31 22:06:58,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995140684] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:06:58,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1870664763] [2024-10-31 22:06:58,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:58,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:06:58,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:58,544 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:06:58,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Waiting until timeout for monitored process [2024-10-31 22:06:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:58,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-31 22:06:58,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:06:58,861 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:06:58,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1870664763] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:58,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 22:06:58,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2024-10-31 22:06:58,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462758154] [2024-10-31 22:06:58,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:58,862 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:58,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:58,862 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 2 times [2024-10-31 22:06:58,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:58,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998402031] [2024-10-31 22:06:58,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:58,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:58,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:58,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:59,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:59,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:06:59,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-31 22:06:59,045 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:59,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:59,112 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions. [2024-10-31 22:06:59,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 45 transitions. [2024-10-31 22:06:59,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:59,113 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 25 states and 28 transitions. [2024-10-31 22:06:59,113 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-31 22:06:59,114 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-31 22:06:59,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 28 transitions. [2024-10-31 22:06:59,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:59,114 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-10-31 22:06:59,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 28 transitions. [2024-10-31 22:06:59,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-31 22:06:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 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 22:06:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2024-10-31 22:06:59,116 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-10-31 22:06:59,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:06:59,117 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-10-31 22:06:59,118 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-31 22:06:59,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 28 transitions. [2024-10-31 22:06:59,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:59,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:59,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:59,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:59,119 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:59,119 INFO L745 eck$LassoCheckResult]: Stem: 1241#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1233#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1234#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 1238#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1222#L787 assume !!(entry_point_~len~0#1 < 16777216); 1223#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1228#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1229#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1224#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1225#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1226#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1227#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1242#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1218#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1219#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1240#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1236#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1237#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 1220#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1221#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1239#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1235#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1230#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1231#L772-3 [2024-10-31 22:06:59,120 INFO L747 eck$LassoCheckResult]: Loop: 1231#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset := read~$Pointer$#1(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset);havoc alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset;call write~$Pointer$#1(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1232#L772-2 alloc_17_#t~post45#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post45#1 - 1;havoc alloc_17_#t~post45#1; 1231#L772-3 [2024-10-31 22:06:59,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1790773059, now seen corresponding path program 1 times [2024-10-31 22:06:59,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041880450] [2024-10-31 22:06:59,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:59,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-31 22:06:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:59,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:59,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041880450] [2024-10-31 22:06:59,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041880450] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:06:59,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644458955] [2024-10-31 22:06:59,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:06:59,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:59,336 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:06:59,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-10-31 22:06:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:59,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:06:59,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:06:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:59,525 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:06:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:59,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644458955] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:06:59,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:06:59,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-10-31 22:06:59,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823983911] [2024-10-31 22:06:59,589 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:06:59,590 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:06:59,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,590 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 3 times [2024-10-31 22:06:59,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036804219] [2024-10-31 22:06:59,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:59,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:59,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-31 22:06:59,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-10-31 22:06:59,757 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. cyclomatic complexity: 6 Second operand has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:59,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:59,840 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2024-10-31 22:06:59,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 38 transitions. [2024-10-31 22:06:59,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:59,840 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 28 states and 31 transitions. [2024-10-31 22:06:59,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-31 22:06:59,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-31 22:06:59,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 31 transitions. [2024-10-31 22:06:59,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:06:59,841 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 31 transitions. [2024-10-31 22:06:59,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 31 transitions. [2024-10-31 22:06:59,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2024-10-31 22:06:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2024-10-31 22:06:59,843 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2024-10-31 22:06:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:06:59,845 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 30 transitions. [2024-10-31 22:06:59,845 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-31 22:06:59,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 30 transitions. [2024-10-31 22:06:59,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:06:59,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:06:59,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:06:59,847 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:59,847 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:06:59,847 INFO L745 eck$LassoCheckResult]: Stem: 1451#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(8, 1);~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$#0(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1446#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1447#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 1448#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1432#L787 assume !!(entry_point_~len~0#1 < 16777216); 1433#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1438#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1439#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1434#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1435#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1436#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1437#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1453#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1454#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1452#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1428#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1429#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1450#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1443#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1444#L765-2 alloc_17_#t~post43#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; 1430#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1431#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1449#ldv_malloc_returnLabel#2 alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; 1442#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1440#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1441#L772-3 [2024-10-31 22:06:59,847 INFO L747 eck$LassoCheckResult]: Loop: 1441#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset := read~$Pointer$#1(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset);havoc alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset;call write~$Pointer$#1(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1445#L772-2 alloc_17_#t~post45#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post45#1 - 1;havoc alloc_17_#t~post45#1; 1441#L772-3 [2024-10-31 22:06:59,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1196968511, now seen corresponding path program 2 times [2024-10-31 22:06:59,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298626019] [2024-10-31 22:06:59,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,887 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:59,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,888 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 4 times [2024-10-31 22:06:59,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397679616] [2024-10-31 22:06:59,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,904 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:06:59,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,905 INFO L85 PathProgramCache]: Analyzing trace with hash -764493823, now seen corresponding path program 1 times [2024-10-31 22:06:59,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379243411] [2024-10-31 22:06:59,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:06:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:06:59,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:07:02,642 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:07:02,643 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:07:02,643 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:07:02,643 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:07:02,643 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:07:02,643 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:02,643 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:07:02,643 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:07:02,643 INFO L132 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration13_Lasso [2024-10-31 22:07:02,643 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:07:02,643 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:07:02,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:03,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:07:04,042 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:07:04,042 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:07:04,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,046 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-31 22:07:04,048 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 22:07:04,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,061 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,061 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,078 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-31 22:07:04,079 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 22:07:04,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,092 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,117 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-31 22:07:04,120 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 22:07:04,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,172 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-31 22:07:04,175 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 22:07:04,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,198 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,222 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-31 22:07:04,224 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 22:07:04,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,259 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,282 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-31 22:07:04,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:04,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,308 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,334 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-31 22:07:04,336 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 22:07:04,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,361 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-10-31 22:07:04,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,386 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-31 22:07:04,389 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 22:07:04,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,436 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-31 22:07:04,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:07:04,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-10-31 22:07:04,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,477 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-31 22:07:04,479 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 22:07:04,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,492 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2024-10-31 22:07:04,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,507 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-10-31 22:07:04,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-10-31 22:07:04,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,554 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-31 22:07:04,558 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 22:07:04,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:07:04,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:07:04,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:07:04,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2024-10-31 22:07:04,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,590 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-31 22:07:04,591 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 22:07:04,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,609 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-10-31 22:07:04,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,624 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-10-31 22:07:04,625 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 22:07:04,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,642 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-10-31 22:07:04,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,657 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-10-31 22:07:04,659 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 22:07:04,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,676 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:07:04,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:04,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,693 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-10-31 22:07:04,695 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 22:07:04,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:07:04,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:07:04,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:07:04,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:07:04,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:07:04,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:07:04,726 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:07:04,743 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-10-31 22:07:04,744 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-31 22:07:04,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:07:04,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:04,745 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:04,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-10-31 22:07:04,747 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:07:04,761 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:07:04,761 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:07:04,762 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~j~0#1, v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_4) = 8*ULTIMATE.start_alloc_17_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_4 Supporting invariants [] [2024-10-31 22:07:04,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-10-31 22:07:04,802 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-10-31 22:07:04,804 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:07:04,804 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:07:04,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:04,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:07:04,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:04,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:07:04,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:05,022 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 22:07:05,023 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 22:07:05,023 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:05,110 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 33 transitions. Complement of second has 5 states. [2024-10-31 22:07:05,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:07:05,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-10-31 22:07:05,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 25 letters. Loop has 2 letters. [2024-10-31 22:07:05,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:05,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 27 letters. Loop has 2 letters. [2024-10-31 22:07:05,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:05,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 25 letters. Loop has 4 letters. [2024-10-31 22:07:05,113 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:07:05,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 33 transitions. [2024-10-31 22:07:05,113 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:07:05,113 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2024-10-31 22:07:05,113 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:07:05,114 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:07:05,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:07:05,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:07:05,114 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:07:05,114 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:07:05,114 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:07:05,114 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-10-31 22:07:05,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:07:05,114 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:07:05,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:07:05,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:07:05 BoogieIcfgContainer [2024-10-31 22:07:05,126 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:07:05,126 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:07:05,126 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:07:05,127 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:07:05,127 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:45" (3/4) ... [2024-10-31 22:07:05,130 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:07:05,131 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:07:05,131 INFO L158 Benchmark]: Toolchain (without parser) took 21301.72ms. Allocated memory was 151.0MB in the beginning and 264.2MB in the end (delta: 113.2MB). Free memory was 114.4MB in the beginning and 89.8MB in the end (delta: 24.6MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,131 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:07:05,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.85ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 102.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.65ms. Allocated memory is still 151.0MB. Free memory was 102.7MB in the beginning and 100.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,132 INFO L158 Benchmark]: Boogie Preprocessor took 49.84ms. Allocated memory is still 151.0MB. Free memory was 100.2MB in the beginning and 97.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,133 INFO L158 Benchmark]: RCFGBuilder took 446.13ms. Allocated memory is still 151.0MB. Free memory was 97.8MB in the beginning and 82.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,133 INFO L158 Benchmark]: BuchiAutomizer took 19931.39ms. Allocated memory was 151.0MB in the beginning and 264.2MB in the end (delta: 113.2MB). Free memory was 82.1MB in the beginning and 89.8MB in the end (delta: -7.7MB). Peak memory consumption was 107.2MB. Max. memory is 16.1GB. [2024-10-31 22:07:05,133 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 264.2MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:07:05,135 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.85ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 102.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.65ms. Allocated memory is still 151.0MB. Free memory was 102.7MB in the beginning and 100.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.84ms. Allocated memory is still 151.0MB. Free memory was 100.2MB in the beginning and 97.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.13ms. Allocated memory is still 151.0MB. Free memory was 97.8MB in the beginning and 82.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 19931.39ms. Allocated memory was 151.0MB in the beginning and 264.2MB in the end (delta: 113.2MB). Free memory was 82.1MB in the beginning and 89.8MB in the end (delta: -7.7MB). Peak memory consumption was 107.2MB. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 264.2MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (9 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + len) and consists of 3 locations. One deterministic module has affine ranking function (len + ((long long) -1 * i)) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 4 locations. 9 modules have a trivial ranking function, the largest among these consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.8s and 14 iterations. TraceHistogramMax:2. Analysis of lassos took 17.9s. Construction of modules took 0.4s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 8. Automata minimization 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 74 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 216 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 214 mSDsluCounter, 954 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 606 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 351 IncrementalHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 348 mSDtfsCounter, 351 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU8 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital247 mio100 ax115 hnf100 lsp73 ukn56 mio100 lsp40 div100 bol100 ite100 ukn100 eq167 hnf91 smp100 dnf139 smp95 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:07:05,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:05,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Ended with exit code 0 [2024-10-31 22:07:05,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Forceful destruction successful, exit code 0 [2024-10-31 22:07:05,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57176193-5dbf-4415-b735-b50d985bcdad/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE