./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme --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 64bit --witnessprinter.graph.data.programhash 07cb858ca28d12a9573701578f47459476309a96d5b39f0788685d157bc55381 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:43:57,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:43:57,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-26 11:43:57,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:43:57,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:43:57,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:43:57,632 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:43:57,633 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:43:57,634 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:43:57,639 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:43:57,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:43:57,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:43:57,641 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:43:57,643 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 11:43:57,644 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 11:43:57,644 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 11:43:57,645 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 11:43:57,647 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 11:43:57,647 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 11:43:57,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:43:57,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 11:43:57,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:43:57,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:43:57,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 11:43:57,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 11:43:57,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 11:43:57,651 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:43:57,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:43:57,665 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 11:43:57,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:43:57,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:43:57,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:43:57,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:43:57,667 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:43:57,668 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 11:43:57,668 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_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07cb858ca28d12a9573701578f47459476309a96d5b39f0788685d157bc55381 [2023-11-26 11:43:57,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:43:58,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:43:58,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:43:58,037 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:43:58,037 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:43:58,039 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i [2023-11-26 11:44:01,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:44:01,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:44:01,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i [2023-11-26 11:44:01,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/data/66fb1091f/225bd8a5acfd4121bacc3d983ba5abd9/FLAGacdcc3084 [2023-11-26 11:44:01,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/data/66fb1091f/225bd8a5acfd4121bacc3d983ba5abd9 [2023-11-26 11:44:01,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:44:01,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:44:01,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:01,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:44:01,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:44:01,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638a4f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01, skipping insertion in model container [2023-11-26 11:44:01,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,407 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:44:01,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:01,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:44:01,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:01,618 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:44:01,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01 WrapperNode [2023-11-26 11:44:01,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:01,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:01,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:44:01,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:44:01,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,659 INFO L138 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-26 11:44:01,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:01,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:44:01,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:44:01,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:44:01,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,674 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,689 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [4, 6]. 60 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2023-11-26 11:44:01,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:44:01,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:44:01,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:44:01,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:44:01,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (1/1) ... [2023-11-26 11:44:01,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:01,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:01,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:01,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 11:44:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:44:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:44:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-26 11:44:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-26 11:44:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:44:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:44:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:44:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:44:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:44:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:44:01,897 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:44:01,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:44:02,077 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:44:02,089 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:44:02,089 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:44:02,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:02 BoogieIcfgContainer [2023-11-26 11:44:02,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:44:02,092 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 11:44:02,092 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 11:44:02,096 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 11:44:02,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:44:02,097 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 11:44:01" (1/3) ... [2023-11-26 11:44:02,098 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a682ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:44:02, skipping insertion in model container [2023-11-26 11:44:02,098 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:44:02,099 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:01" (2/3) ... [2023-11-26 11:44:02,099 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a682ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:44:02, skipping insertion in model container [2023-11-26 11:44:02,099 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:44:02,100 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:02" (3/3) ... [2023-11-26 11:44:02,101 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11D.i [2023-11-26 11:44:02,164 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 11:44:02,165 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 11:44:02,165 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 11:44:02,165 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 11:44:02,165 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 11:44:02,166 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 11:44:02,167 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 11:44:02,167 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 11:44:02,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:02,202 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 11:44:02,203 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:44:02,203 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:44:02,209 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 11:44:02,210 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:02,210 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 11:44:02,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:02,213 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 11:44:02,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:44:02,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:44:02,215 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 11:44:02,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:02,223 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 16#L30-3true [2023-11-26 11:44:02,225 INFO L750 eck$LassoCheckResult]: Loop: 16#L30-3true call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 7#L30-1true assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#1(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 8#L34true assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 11#L38true call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 12#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 9#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 14#recFINALtrue assume true; 13#recEXITtrue >#38#return; 3#L38-1true call write~int#0(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 16#L30-3true [2023-11-26 11:44:02,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:02,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2023-11-26 11:44:02,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:02,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087756186] [2023-11-26 11:44:02,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:02,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:02,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:02,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:02,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:02,494 INFO L85 PathProgramCache]: Analyzing trace with hash 730073095, now seen corresponding path program 1 times [2023-11-26 11:44:02,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:02,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539241211] [2023-11-26 11:44:02,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:02,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:03,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-26 11:44:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:03,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:44:03,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539241211] [2023-11-26 11:44:03,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539241211] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:44:03,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:44:03,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:44:03,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542904589] [2023-11-26 11:44:03,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:44:03,241 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:44:03,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:44:03,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:44:03,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:44:03,278 INFO L87 Difference]: Start difference. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:44:03,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:03,430 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-26 11:44:03,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-26 11:44:03,437 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 11:44:03,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 17 transitions. [2023-11-26 11:44:03,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-26 11:44:03,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-26 11:44:03,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2023-11-26 11:44:03,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:44:03,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 11:44:03,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2023-11-26 11:44:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-26 11:44:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-26 11:44:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2023-11-26 11:44:03,486 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 11:44:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:44:03,495 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 11:44:03,495 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 11:44:03,495 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 17 transitions. [2023-11-26 11:44:03,498 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 11:44:03,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:44:03,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:44:03,500 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 11:44:03,500 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:03,500 INFO L748 eck$LassoCheckResult]: Stem: 67#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 62#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 58#L30-3 [2023-11-26 11:44:03,501 INFO L750 eck$LassoCheckResult]: Loop: 58#L30-3 call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 63#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#1(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 64#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 60#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 61#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 65#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 59#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 61#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 65#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 66#recFINAL assume true; 68#recEXIT >#36#return; 69#L17-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset);#res := ~res~0; 70#recFINAL assume true; 71#recEXIT >#38#return; 57#L38-1 call write~int#0(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 58#L30-3 [2023-11-26 11:44:03,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:03,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2023-11-26 11:44:03,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:03,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821906710] [2023-11-26 11:44:03,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:03,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:03,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:03,546 INFO L85 PathProgramCache]: Analyzing trace with hash -178448253, now seen corresponding path program 1 times [2023-11-26 11:44:03,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:03,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224507299] [2023-11-26 11:44:03,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,644 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:03,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:03,645 INFO L85 PathProgramCache]: Analyzing trace with hash 761182081, now seen corresponding path program 1 times [2023-11-26 11:44:03,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:03,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535958832] [2023-11-26 11:44:03,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:03,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:03,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:06,020 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:44:06,020 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:44:06,021 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:44:06,021 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:44:06,021 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:44:06,021 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:44:06,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:44:06,022 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration2_Lasso [2023-11-26 11:44:06,022 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:44:06,022 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:44:06,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:06,644 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:44:06,649 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:44:06,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,663 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 [2023-11-26 11:44:06,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:06,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:06,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:06,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:06,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:06,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:06,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:06,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 11:44:06,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:06,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:06,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 11:44:06,745 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 [2023-11-26 11:44:06,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:06,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:06,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:06,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:06,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:06,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:06,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:06,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:06,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:06,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,786 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,794 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 [2023-11-26 11:44:06,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 11:44:06,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:06,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:06,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:06,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:06,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:06,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:06,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:06,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:06,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:06,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,827 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 11:44:06,850 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 [2023-11-26 11:44:06,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:06,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:06,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:06,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:06,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:06,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:06,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:06,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:06,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:06,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,928 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:44:06,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 11:44:06,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:06,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:06,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:06,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:06,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:06,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:06,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:06,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:06,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:06,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:06,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:06,981 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:06,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:44:07,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 11:44:07,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:07,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:07,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:07,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:07,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:07,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:07,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:07,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:07,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:07,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:07,045 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:07,055 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 [2023-11-26 11:44:07,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 11:44:07,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:07,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:07,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:07,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:07,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:07,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:07,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:07,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:07,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:07,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:07,111 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:07,120 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 [2023-11-26 11:44:07,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:07,135 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-26 11:44:07,135 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2023-11-26 11:44:07,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:07,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 11:44:07,185 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2023-11-26 11:44:07,185 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2023-11-26 11:44:07,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:07,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:07,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:07,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:07,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:07,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 11:44:07,269 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 [2023-11-26 11:44:07,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:07,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:07,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:07,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:07,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:07,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:07,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:07,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:07,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:07,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:07,315 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:07,323 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 [2023-11-26 11:44:07,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 11:44:07,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:07,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:07,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:07,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:07,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:07,346 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:07,359 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 11:44:07,387 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-26 11:44:07,387 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-26 11:44:07,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:07,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:07,423 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:07,434 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 11:44:07,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 11:44:07,471 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 11:44:07,471 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 11:44:07,471 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_1 Supporting invariants [] [2023-11-26 11:44:07,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:07,491 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 11:44:07,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~qq~0!base][0] could not be translated [2023-11-26 11:44:07,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:07,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:44:07,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:07,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-26 11:44:07,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:07,840 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-26 11:44:07,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 28 [2023-11-26 11:44:08,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:08,261 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2023-11-26 11:44:08,262 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4 Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:08,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:08,741 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4. Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 56 states and 65 transitions. Complement of second has 42 states. [2023-11-26 11:44:08,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 1 stem states 12 non-accepting loop states 1 accepting loop states [2023-11-26 11:44:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 21 transitions. [2023-11-26 11:44:08,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 15 letters. [2023-11-26 11:44:08,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:08,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 17 letters. Loop has 15 letters. [2023-11-26 11:44:08,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:08,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 30 letters. [2023-11-26 11:44:08,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:08,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-26 11:44:08,752 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:44:08,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 37 states and 43 transitions. [2023-11-26 11:44:08,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2023-11-26 11:44:08,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-26 11:44:08,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 43 transitions. [2023-11-26 11:44:08,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 11:44:08,754 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 43 transitions. [2023-11-26 11:44:08,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 43 transitions. [2023-11-26 11:44:08,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 26. [2023-11-26 11:44:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 11:44:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-26 11:44:08,759 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-26 11:44:08,759 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-26 11:44:08,759 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 11:44:08,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2023-11-26 11:44:08,761 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:44:08,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:44:08,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:44:08,761 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:44:08,761 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 11:44:08,761 INFO L748 eck$LassoCheckResult]: Stem: 291#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 282#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 283#L30-3 call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 284#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#1(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 285#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 277#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 278#$Ultimate##0 [2023-11-26 11:44:08,762 INFO L750 eck$LassoCheckResult]: Loop: 278#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 288#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 276#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 278#$Ultimate##0 [2023-11-26 11:44:08,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:08,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1126238996, now seen corresponding path program 1 times [2023-11-26 11:44:08,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:08,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653143861] [2023-11-26 11:44:08,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:08,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:08,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:08,787 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 1 times [2023-11-26 11:44:08,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:08,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769538578] [2023-11-26 11:44:08,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:08,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:08,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:08,811 INFO L85 PathProgramCache]: Analyzing trace with hash -498586357, now seen corresponding path program 1 times [2023-11-26 11:44:08,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:08,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671694819] [2023-11-26 11:44:08,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:08,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:08,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:09,917 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:44:09,917 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:44:09,917 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:44:09,917 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:44:09,917 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:44:09,918 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:09,918 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:44:09,918 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:44:09,918 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration3_Lasso [2023-11-26 11:44:09,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:44:09,918 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:44:09,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:09,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:10,719 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:44:10,720 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:44:10,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,728 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 11:44:10,734 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 [2023-11-26 11:44:10,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,758 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 11:44:10,761 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 [2023-11-26 11:44:10,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-26 11:44:10,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,786 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 11:44:10,791 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 [2023-11-26 11:44:10,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,822 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 11:44:10,827 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 [2023-11-26 11:44:10,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-26 11:44:10,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,847 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,862 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 [2023-11-26 11:44:10,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 11:44:10,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,881 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 11:44:10,884 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 [2023-11-26 11:44:10,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,902 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 11:44:10,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:44:10,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,927 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 11:44:10,930 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 [2023-11-26 11:44:10,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,949 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 11:44:10,952 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 [2023-11-26 11:44:10,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:10,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,974 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 11:44:10,978 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 [2023-11-26 11:44:10,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:10,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:10,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:10,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:10,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:10,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:10,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:10,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:10,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-26 11:44:10,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:10,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,996 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 11:44:10,999 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 [2023-11-26 11:44:11,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:11,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:11,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:11,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:11,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:11,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:11,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:11,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:11,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-26 11:44:11,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:11,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:11,025 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:11,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-26 11:44:11,031 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 [2023-11-26 11:44:11,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:11,041 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2023-11-26 11:44:11,041 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-26 11:44:11,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:11,051 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2023-11-26 11:44:11,051 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:44:11,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:11,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:11,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:11,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:11,088 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:11,096 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 [2023-11-26 11:44:11,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-26 11:44:11,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:11,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:11,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:11,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:11,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:11,113 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:11,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:11,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:11,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:11,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:11,144 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:11,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-26 11:44:11,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:44:11,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:11,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:11,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:11,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:11,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:11,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:11,204 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 11:44:11,214 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-26 11:44:11,214 INFO L444 ModelExtractionUtils]: 12 out of 16 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-26 11:44:11,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:11,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:11,217 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:11,221 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 11:44:11,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-26 11:44:11,250 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 11:44:11,250 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 11:44:11,250 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 rec_#in~op.base) rec_#in~op.offset)_1) = 2*v_rep(select (select #memory_int#1 rec_#in~op.base) rec_#in~op.offset)_1 + 1 Supporting invariants [] [2023-11-26 11:44:11,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:11,264 INFO L156 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 11:44:11,269 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[#in~op!base][#in~op!offset] could not be translated [2023-11-26 11:44:11,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:11,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:44:11,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:11,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-26 11:44:11,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:11,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:11,415 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-26 11:44:11,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 35 [2023-11-26 11:44:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:11,439 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-26 11:44:11,439 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:44:11,516 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 65 transitions. Complement of second has 14 states. [2023-11-26 11:44:11,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-26 11:44:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:44:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2023-11-26 11:44:11,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-26 11:44:11,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:11,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2023-11-26 11:44:11,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:11,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 6 letters. [2023-11-26 11:44:11,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:11,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-26 11:44:11,529 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:44:11,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 38 states and 46 transitions. [2023-11-26 11:44:11,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-26 11:44:11,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-26 11:44:11,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2023-11-26 11:44:11,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 11:44:11,533 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 11:44:11,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2023-11-26 11:44:11,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-26 11:44:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 29 states have internal predecessors, (30), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2023-11-26 11:44:11,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2023-11-26 11:44:11,539 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 11:44:11,540 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 11:44:11,540 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 11:44:11,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 46 transitions. [2023-11-26 11:44:11,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:44:11,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:44:11,541 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:44:11,542 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:11,543 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 11:44:11,543 INFO L748 eck$LassoCheckResult]: Stem: 444#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 433#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 434#L30-3 call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 452#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#1(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 462#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 454#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 461#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 459#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 441#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 458#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 440#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 443#recFINAL assume true; 445#recEXIT >#36#return; 446#L17-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset);#res := ~res~0; 455#recFINAL assume true; 453#recEXIT >#38#return; 425#L38-1 call write~int#0(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 426#L30-3 call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 435#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#1(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 436#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 428#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 429#$Ultimate##0 [2023-11-26 11:44:11,543 INFO L750 eck$LassoCheckResult]: Loop: 429#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4); 439#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 427#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 429#$Ultimate##0 [2023-11-26 11:44:11,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:11,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1749823186, now seen corresponding path program 2 times [2023-11-26 11:44:11,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:11,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108567342] [2023-11-26 11:44:11,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:11,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:11,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:11,607 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 2 times [2023-11-26 11:44:11,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:11,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126047847] [2023-11-26 11:44:11,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:11,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:11,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:11,624 INFO L85 PathProgramCache]: Analyzing trace with hash 964462733, now seen corresponding path program 3 times [2023-11-26 11:44:11,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:11,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528812028] [2023-11-26 11:44:11,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:11,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:11,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:15,293 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:44:15,293 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:44:15,293 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:44:15,293 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:44:15,293 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:44:15,294 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:15,294 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:44:15,294 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:44:15,294 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration4_Lasso [2023-11-26 11:44:15,294 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:44:15,294 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:44:15,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:15,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:44:16,499 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:44:16,499 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:44:16,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,508 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-26 11:44:16,512 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 [2023-11-26 11:44:16,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,528 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-26 11:44:16,530 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 [2023-11-26 11:44:16,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,546 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-26 11:44:16,551 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 [2023-11-26 11:44:16,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,574 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-26 11:44:16,577 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 [2023-11-26 11:44:16,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-26 11:44:16,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,593 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-26 11:44:16,598 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 [2023-11-26 11:44:16,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,621 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-26 11:44:16,633 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 [2023-11-26 11:44:16,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,649 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-26 11:44:16,651 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 [2023-11-26 11:44:16,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,668 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-26 11:44:16,671 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 [2023-11-26 11:44:16,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,710 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:44:16,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-26 11:44:16,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-26 11:44:16,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,753 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,757 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 [2023-11-26 11:44:16,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-26 11:44:16,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,787 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,798 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 [2023-11-26 11:44:16,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-26 11:44:16,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,830 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,837 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 [2023-11-26 11:44:16,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-26 11:44:16,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,857 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-26 11:44:16,862 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 [2023-11-26 11:44:16,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,878 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-26 11:44:16,881 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 [2023-11-26 11:44:16,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-26 11:44:16,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,898 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-26 11:44:16,901 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 [2023-11-26 11:44:16,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-26 11:44:16,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,934 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-26 11:44:16,938 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 [2023-11-26 11:44:16,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-26 11:44:16,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:16,966 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:16,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-26 11:44:16,972 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 [2023-11-26 11:44:16,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:16,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:16,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:16,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:16,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:16,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:16,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:16,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:16,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:16,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:16,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,000 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,009 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 [2023-11-26 11:44:17,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-26 11:44:17,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,037 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,041 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 [2023-11-26 11:44:17,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-26 11:44:17,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,077 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,082 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 [2023-11-26 11:44:17,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-26 11:44:17,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,111 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,117 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 [2023-11-26 11:44:17,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-26 11:44:17,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-26 11:44:17,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,134 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-26 11:44:17,137 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 [2023-11-26 11:44:17,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-26 11:44:17,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,152 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-26 11:44:17,155 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 [2023-11-26 11:44:17,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-26 11:44:17,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,170 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-26 11:44:17,173 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 [2023-11-26 11:44:17,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-26 11:44:17,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,189 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-26 11:44:17,193 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 [2023-11-26 11:44:17,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-26 11:44:17,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,210 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-26 11:44:17,213 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 [2023-11-26 11:44:17,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:44:17,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:44:17,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:44:17,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-26 11:44:17,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,229 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-26 11:44:17,232 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 [2023-11-26 11:44:17,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:17,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:17,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-26 11:44:17,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,275 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-26 11:44:17,278 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 [2023-11-26 11:44:17,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:17,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:17,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-26 11:44:17,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,299 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-26 11:44:17,302 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 [2023-11-26 11:44:17,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:17,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:17,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:44:17,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,323 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-26 11:44:17,325 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 [2023-11-26 11:44:17,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:44:17,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:44:17,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:44:17,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:44:17,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:44:17,341 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:44:17,353 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 11:44:17,372 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-26 11:44:17,373 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-26 11:44:17,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:44:17,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:17,374 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:17,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-26 11:44:17,376 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 11:44:17,387 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 11:44:17,387 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 11:44:17,387 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_2) = 2*v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_2 + 1 Supporting invariants [] [2023-11-26 11:44:17,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,402 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 11:44:17,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[#in~op!base][0] could not be translated [2023-11-26 11:44:17,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:17,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 11:44:17,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:17,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 11:44:17,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:17,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:17,755 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 11:44:17,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-26 11:44:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:17,782 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-26 11:44:17,783 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:17,905 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 45 states and 53 transitions. Complement of second has 15 states. [2023-11-26 11:44:17,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-26 11:44:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-26 11:44:17,910 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 11:44:17,910 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:17,910 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 11:44:17,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:17,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 11:44:18,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:18,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 11:44:18,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:18,195 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 11:44:18,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-26 11:44:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:18,221 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-26 11:44:18,221 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:18,328 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 45 states and 53 transitions. Complement of second has 15 states. [2023-11-26 11:44:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-26 11:44:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-26 11:44:18,331 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 11:44:18,331 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:18,331 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 11:44:18,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:18,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 11:44:18,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:18,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 11:44:18,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:18,654 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 11:44:18,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-26 11:44:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:44:18,683 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-26 11:44:18,683 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:18,850 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 60 states and 69 transitions. Complement of second has 16 states. [2023-11-26 11:44:18,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-26 11:44:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:44:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2023-11-26 11:44:18,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 11:44:18,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:18,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-26 11:44:18,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:18,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2023-11-26 11:44:18,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:44:18,854 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 69 transitions. [2023-11-26 11:44:18,856 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:44:18,856 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-26 11:44:18,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 11:44:18,857 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 11:44:18,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 11:44:18,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:44:18,857 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:44:18,857 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:44:18,857 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:44:18,857 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 11:44:18,858 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:44:18,858 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:44:18,858 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 11:44:18,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 11:44:18 BoogieIcfgContainer [2023-11-26 11:44:18,863 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 11:44:18,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:44:18,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:44:18,864 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:44:18,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:02" (3/4) ... [2023-11-26 11:44:18,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:44:18,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:44:18,868 INFO L158 Benchmark]: Toolchain (without parser) took 17499.96ms. Allocated memory was 123.7MB in the beginning and 205.5MB in the end (delta: 81.8MB). Free memory was 78.8MB in the beginning and 72.1MB in the end (delta: 6.7MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,868 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:18,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.88ms. Allocated memory is still 123.7MB. Free memory was 78.8MB in the beginning and 68.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.24ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,869 INFO L158 Benchmark]: Boogie Preprocessor took 59.17ms. Allocated memory is still 123.7MB. Free memory was 67.1MB in the beginning and 65.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,870 INFO L158 Benchmark]: RCFGBuilder took 371.03ms. Allocated memory is still 123.7MB. Free memory was 65.0MB in the beginning and 53.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,870 INFO L158 Benchmark]: BuchiAutomizer took 16771.70ms. Allocated memory was 123.7MB in the beginning and 205.5MB in the end (delta: 81.8MB). Free memory was 53.6MB in the beginning and 72.1MB in the end (delta: -18.5MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:18,870 INFO L158 Benchmark]: Witness Printer took 3.14ms. Allocated memory is still 205.5MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:18,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.88ms. Allocated memory is still 123.7MB. Free memory was 78.8MB in the beginning and 68.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.24ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.17ms. Allocated memory is still 123.7MB. Free memory was 67.1MB in the beginning and 65.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 371.03ms. Allocated memory is still 123.7MB. Free memory was 65.0MB in the beginning and 53.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 16771.70ms. Allocated memory was 123.7MB in the beginning and 205.5MB in the end (delta: 81.8MB). Free memory was 53.6MB in the beginning and 72.1MB in the end (delta: -18.5MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Witness Printer took 3.14ms. Allocated memory is still 205.5MB. Free memory is still 72.1MB. 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: ArrayAccessExpression #memory_int#0[~qq~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[#in~op!base][#in~op!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[#in~op!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 14 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.7s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 13.3s. Construction of modules took 0.3s. Büchi inclusion checks took 2.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/4 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 160 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 101 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 238 IncrementalHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 59 mSDtfsCounter, 238 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital237 mio100 ax100 hnf100 lsp100 ukn49 mio100 lsp34 div100 bol100 ite100 ukn100 eq163 hnf93 smp100 dnf405 smp72 tf100 neg100 sie129 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 138ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 56 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! [2023-11-26 11:44:18,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e54620c4-cafe-4859-b0a7-9547f981cbd4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE