./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/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_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/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_1648d8be-13af-44b0-98cb-a0bd6ca2322b/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 a21396952d3c1812f4afc7acd202b7f8106d7865729c99629f4c895e2f73a4f9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:06:28,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:06:28,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-26 12:06:28,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:06:28,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:06:28,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:06:28,574 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:06:28,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:06:28,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:06:28,576 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:06:28,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:06:28,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:06:28,578 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:06:28,578 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 12:06:28,579 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 12:06:28,579 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 12:06:28,580 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 12:06:28,580 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 12:06:28,581 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 12:06:28,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:06:28,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 12:06:28,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:06:28,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:06:28,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 12:06:28,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 12:06:28,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 12:06:28,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:06:28,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:06:28,586 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 12:06:28,586 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:06:28,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:06:28,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:06:28,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:06:28,588 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:06:28,588 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 12:06:28,589 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_1648d8be-13af-44b0-98cb-a0bd6ca2322b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a21396952d3c1812f4afc7acd202b7f8106d7865729c99629f4c895e2f73a4f9 [2023-11-26 12:06:28,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:06:28,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:06:28,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:06:28,953 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:06:28,953 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:06:28,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i [2023-11-26 12:06:32,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:06:32,333 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:06:32,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i [2023-11-26 12:06:32,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/data/8eaf4c7c7/d466281be62f43849d16e9ead9691a90/FLAG6271a0993 [2023-11-26 12:06:32,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/data/8eaf4c7c7/d466281be62f43849d16e9ead9691a90 [2023-11-26 12:06:32,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:06:32,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:06:32,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:06:32,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:06:32,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:06:32,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db8ea14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32, skipping insertion in model container [2023-11-26 12:06:32,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:06:32,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:06:32,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:06:32,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:06:32,657 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:06:32,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32 WrapperNode [2023-11-26 12:06:32,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:06:32,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:06:32,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:06:32,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:06:32,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,695 INFO L138 Inliner]: procedures = 11, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-26 12:06:32,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:06:32,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:06:32,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:06:32,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:06:32,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,710 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,724 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [6, 4]. 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 12:06:32,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:06:32,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:06:32,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:06:32,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:06:32,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (1/1) ... [2023-11-26 12:06:32,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:32,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:32,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:32,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 12:06:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:06:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:06:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-26 12:06:32,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-26 12:06:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:06:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:06:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:06:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:06:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:06:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:06:32,930 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:06:32,932 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:06:33,085 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:06:33,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:06:33,095 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:06:33,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:33 BoogieIcfgContainer [2023-11-26 12:06:33,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:06:33,098 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 12:06:33,098 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 12:06:33,103 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 12:06:33,104 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:06:33,104 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 12:06:32" (1/3) ... [2023-11-26 12:06:33,105 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71802dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:06:33, skipping insertion in model container [2023-11-26 12:06:33,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:06:33,106 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:32" (2/3) ... [2023-11-26 12:06:33,106 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71802dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:06:33, skipping insertion in model container [2023-11-26 12:06:33,106 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:06:33,106 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:33" (3/3) ... [2023-11-26 12:06:33,108 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11C.i [2023-11-26 12:06:33,166 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 12:06:33,167 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 12:06:33,167 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 12:06:33,167 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 12:06:33,167 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 12:06:33,168 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 12:06:33,169 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 12:06:33,169 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 12:06:33,174 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 12:06:33,196 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 12:06:33,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:06:33,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:06:33,203 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:06:33,203 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:33,204 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 12:06:33,204 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 12:06:33,206 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 12:06:33,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:06:33,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:06:33,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:06:33,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:33,216 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 7#L31-3true [2023-11-26 12:06:33,217 INFO L750 eck$LassoCheckResult]: Loop: 7#L31-3true call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 12#L31-1true 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#0(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#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 16#L35true assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 17#L39true call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 13#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 8#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 15#recFINALtrue assume true; 14#recEXITtrue >#38#return; 5#L39-1true call write~int#1(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; 7#L31-3true [2023-11-26 12:06:33,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:33,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2023-11-26 12:06:33,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:33,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580601324] [2023-11-26 12:06:33,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:33,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:33,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:33,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:33,378 INFO L85 PathProgramCache]: Analyzing trace with hash 730073095, now seen corresponding path program 1 times [2023-11-26 12:06:33,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:33,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070257819] [2023-11-26 12:06:33,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:33,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-26 12:06:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:34,023 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 12:06:34,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:06:34,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070257819] [2023-11-26 12:06:34,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070257819] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:06:34,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:06:34,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 12:06:34,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705646188] [2023-11-26 12:06:34,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:06:34,031 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:06:34,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:34,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:06:34,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:06:34,077 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 12:06:34,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:34,280 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-26 12:06:34,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-26 12:06:34,284 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 12:06:34,289 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 17 transitions. [2023-11-26 12:06:34,290 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-26 12:06:34,291 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-26 12:06:34,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2023-11-26 12:06:34,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:06:34,300 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 12:06:34,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2023-11-26 12:06:34,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-26 12:06:34,331 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 12:06:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2023-11-26 12:06:34,334 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 12:06:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 12:06:34,340 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-26 12:06:34,340 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 12:06:34,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 17 transitions. [2023-11-26 12:06:34,344 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-26 12:06:34,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:06:34,344 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:06:34,345 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:06:34,346 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:34,346 INFO L748 eck$LassoCheckResult]: Stem: 66#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 61#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#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 60#L31-3 [2023-11-26 12:06:34,346 INFO L750 eck$LassoCheckResult]: Loop: 60#L31-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 62#L31-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 67#L35 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 56#L39 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 65#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 63#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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 57#L18 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 65#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 63#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 64#recFINAL assume true; 68#recEXIT >#36#return; 55#L18-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~res~0; 58#recFINAL assume true; 69#recEXIT >#38#return; 59#L39-1 call write~int#1(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; 60#L31-3 [2023-11-26 12:06:34,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:34,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2023-11-26 12:06:34,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:34,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437749271] [2023-11-26 12:06:34,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:34,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:34,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:34,406 INFO L85 PathProgramCache]: Analyzing trace with hash -178448253, now seen corresponding path program 1 times [2023-11-26 12:06:34,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:34,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334869694] [2023-11-26 12:06:34,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:34,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:34,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:34,511 INFO L85 PathProgramCache]: Analyzing trace with hash 761182081, now seen corresponding path program 1 times [2023-11-26 12:06:34,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:34,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986948075] [2023-11-26 12:06:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:34,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:34,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:36,740 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 12:06:36,741 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 12:06:36,741 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 12:06:36,741 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 12:06:36,741 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 12:06:36,741 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:36,742 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 12:06:36,742 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 12:06:36,742 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11C.i_Iteration2_Lasso [2023-11-26 12:06:36,742 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 12:06:36,742 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 12:06:36,761 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 12:06:36,769 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 12:06:36,772 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 12:06:36,774 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 12:06:36,777 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 12:06:36,968 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 12:06:36,972 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 12:06:36,975 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 12:06:36,978 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 12:06:36,981 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 12:06:36,984 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 12:06:36,987 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 12:06:36,990 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 12:06:36,993 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 12:06:37,310 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 12:06:37,318 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 12:06:37,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:37,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 12:06:37,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:37,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:37,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:37,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:37,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:37,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:37,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:37,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:37,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:37,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,369 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 12:06:37,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:37,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:37,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:37,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:37,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:37,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:37,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:37,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:37,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:37,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:37,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:37,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 12:06:37,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:37,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:37,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:37,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:37,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:37,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:37,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:37,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:37,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:37,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,479 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:37,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 12:06:37,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:37,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:37,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:37,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:37,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:37,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:37,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:37,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:37,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:37,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,548 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:37,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 12:06:37,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:37,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:37,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:37,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:37,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:37,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:37,595 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 12:06:37,643 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-26 12:06:37,644 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-11-26 12:06:37,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:37,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:37,681 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:37,686 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 12:06:37,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 12:06:37,708 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 12:06:37,708 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 12:06:37,709 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) 0)_1 Supporting invariants [] [2023-11-26 12:06:37,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:37,732 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 12:06:37,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~qq~0!base][0] could not be translated [2023-11-26 12:06:37,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:37,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:06:37,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:37,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-26 12:06:37,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:38,042 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-26 12:06:38,043 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 12:06:38,454 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 12:06:38,457 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 12:06:38,459 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 12:06:38,974 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 12:06:38,975 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 12:06:38,976 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 12:06:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 21 transitions. [2023-11-26 12:06:38,978 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 15 letters. [2023-11-26 12:06:38,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:38,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 17 letters. Loop has 15 letters. [2023-11-26 12:06:38,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:38,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 30 letters. [2023-11-26 12:06:38,981 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:38,981 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-26 12:06:38,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 12:06:38,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 37 states and 43 transitions. [2023-11-26 12:06:38,987 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2023-11-26 12:06:38,987 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-26 12:06:38,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 43 transitions. [2023-11-26 12:06:38,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 12:06:38,988 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 43 transitions. [2023-11-26 12:06:38,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 43 transitions. [2023-11-26 12:06:38,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 26. [2023-11-26 12:06:38,991 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 12:06:38,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-26 12:06:38,992 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-26 12:06:38,992 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-26 12:06:38,992 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 12:06:38,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2023-11-26 12:06:38,994 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 12:06:38,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:06:38,994 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:06:38,994 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-26 12:06:38,994 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 12:06:38,995 INFO L748 eck$LassoCheckResult]: Stem: 289#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 278#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 279#L31-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 281#L31-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 293#L35 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 283#L39 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 284#$Ultimate##0 [2023-11-26 12:06:38,995 INFO L750 eck$LassoCheckResult]: Loop: 284#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 286#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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 282#L18 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 284#$Ultimate##0 [2023-11-26 12:06:38,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:38,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1126238996, now seen corresponding path program 1 times [2023-11-26 12:06:38,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:38,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325400062] [2023-11-26 12:06:38,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:38,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:39,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:39,020 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 1 times [2023-11-26 12:06:39,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:39,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122237022] [2023-11-26 12:06:39,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:39,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:39,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:39,038 INFO L85 PathProgramCache]: Analyzing trace with hash -498586357, now seen corresponding path program 1 times [2023-11-26 12:06:39,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:39,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775788372] [2023-11-26 12:06:39,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:39,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:39,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:39,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:40,110 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 12:06:40,110 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 12:06:40,110 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 12:06:40,110 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 12:06:40,110 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 12:06:40,111 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:40,111 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 12:06:40,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 12:06:40,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11C.i_Iteration3_Lasso [2023-11-26 12:06:40,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 12:06:40,111 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 12:06:40,114 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 12:06:40,118 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 12:06:40,120 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 12:06:40,123 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 12:06:40,125 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 12:06:40,127 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 12:06:40,129 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 12:06:40,131 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 12:06:40,133 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 12:06:40,136 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 12:06:40,138 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 12:06:40,140 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 12:06:40,142 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 12:06:40,144 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 12:06:40,147 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 12:06:40,150 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 12:06:40,152 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 12:06:40,154 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 12:06:40,157 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 12:06:40,159 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 12:06:40,161 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 12:06:40,163 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 12:06:40,165 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 12:06:40,167 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 12:06:40,169 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 12:06:40,438 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 12:06:40,442 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 12:06:40,445 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 12:06:40,447 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 12:06:40,838 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 12:06:40,838 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 12:06:40,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:40,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:40,846 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:40,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 12:06:40,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:40,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:40,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:40,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:40,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:40,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:40,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:40,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:40,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:40,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:40,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:40,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:40,891 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:40,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 12:06:40,906 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 12:06:40,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:40,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:40,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:40,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:40,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:40,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:40,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:40,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:40,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:40,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:40,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:40,950 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:40,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:40,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:40,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:40,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:40,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:40,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:40,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:40,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:40,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 12:06:40,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:40,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:40,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:40,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:40,997 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 12:06:41,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,051 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 12:06:41,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-26 12:06:41,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,097 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 12:06:41,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,146 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 12:06:41,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,168 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 12:06:41,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:41,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,192 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 12:06:41,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:41,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,219 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 12:06:41,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,242 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 12:06:41,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,266 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 12:06:41,269 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 12:06:41,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,286 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 12:06:41,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,309 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 12:06:41,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:41,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,334 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 12:06:41,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-26 12:06:41,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,353 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 12:06:41,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-26 12:06:41,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,371 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-26 12:06:41,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,422 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-26 12:06:41,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,466 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-26 12:06:41,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,507 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-26 12:06:41,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-26 12:06:41,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,529 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-26 12:06:41,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-26 12:06:41,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,548 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-26 12:06:41,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,596 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:41,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:41,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:41,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-26 12:06:41,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-26 12:06:41,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,641 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-26 12:06:41,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,653 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2023-11-26 12:06:41,653 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-26 12:06:41,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,664 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2023-11-26 12:06:41,664 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 12:06:41,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,704 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:41,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-26 12:06:41,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:41,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:41,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,754 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,761 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 12:06:41,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-26 12:06:41,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:41,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:41,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-26 12:06:41,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,788 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-26 12:06:41,791 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 12:06:41,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:41,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:41,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-26 12:06:41,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,812 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-26 12:06:41,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:41,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:41,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:41,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,866 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:41,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:41,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:41,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:41,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:41,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-26 12:06:41,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:41,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:41,920 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 12:06:41,937 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-26 12:06:41,937 INFO L444 ModelExtractionUtils]: 11 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. [2023-11-26 12:06:41,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:41,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:41,939 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:41,949 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 12:06:41,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-26 12:06:41,978 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 12:06:41,978 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 12:06:41,978 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_1) = 2*v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_1 + 1 Supporting invariants [] [2023-11-26 12:06:41,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:41,999 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 12:06:42,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#in~op!base][0] could not be translated [2023-11-26 12:06:42,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:42,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 12:06:42,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:42,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 12:06:42,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:42,178 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 12:06:42,178 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 12:06:42,205 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 12:06:42,206 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-26 12:06:42,207 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 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 12:06:42,322 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7. Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 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 15 states. [2023-11-26 12:06:42,324 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 12:06:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 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 12:06:42,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-26 12:06:42,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-26 12:06:42,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:42,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2023-11-26 12:06:42,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:42,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 6 letters. [2023-11-26 12:06:42,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:42,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-26 12:06:42,329 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 12:06:42,333 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 38 states and 46 transitions. [2023-11-26 12:06:42,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-26 12:06:42,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-26 12:06:42,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2023-11-26 12:06:42,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-26 12:06:42,334 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 12:06:42,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2023-11-26 12:06:42,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-26 12:06:42,339 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 12:06:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2023-11-26 12:06:42,340 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 12:06:42,340 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-26 12:06:42,340 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 12:06:42,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 46 transitions. [2023-11-26 12:06:42,342 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 12:06:42,342 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:06:42,342 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:06:42,343 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:42,343 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 12:06:42,343 INFO L748 eck$LassoCheckResult]: Stem: 450#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 439#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 440#L31-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 441#L31-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 468#L35 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 461#L39 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 467#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 465#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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 432#L18 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 449#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 464#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 457#recFINAL assume true; 453#recEXIT >#36#return; 454#L18-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~res~0; 462#recFINAL assume true; 460#recEXIT >#38#return; 437#L39-1 call write~int#1(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 438#L31-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 443#L31-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 455#L35 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 446#L39 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 448#$Ultimate##0 [2023-11-26 12:06:42,343 INFO L750 eck$LassoCheckResult]: Loop: 448#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 444#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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 445#L18 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 448#$Ultimate##0 [2023-11-26 12:06:42,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:42,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1749823186, now seen corresponding path program 2 times [2023-11-26 12:06:42,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:42,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274085648] [2023-11-26 12:06:42,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:42,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:42,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:42,454 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 2 times [2023-11-26 12:06:42,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:42,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229207579] [2023-11-26 12:06:42,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:42,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:42,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:42,480 INFO L85 PathProgramCache]: Analyzing trace with hash 964462733, now seen corresponding path program 3 times [2023-11-26 12:06:42,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:42,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852870644] [2023-11-26 12:06:42,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:42,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:06:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:06:42,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:06:42,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:46,072 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 12:06:46,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 12:06:46,073 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 12:06:46,073 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 12:06:46,073 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 12:06:46,073 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:46,073 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 12:06:46,073 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 12:06:46,073 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11C.i_Iteration4_Lasso [2023-11-26 12:06:46,073 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 12:06:46,073 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 12:06:46,076 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 12:06:46,082 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 12:06:46,084 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 12:06:46,086 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 12:06:46,088 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 12:06:46,401 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 12:06:46,403 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 12:06:46,405 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 12:06:46,407 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 12:06:46,410 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 12:06:46,412 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 12:06:46,414 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 12:06:46,416 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 12:06:46,419 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 12:06:46,421 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 12:06:46,423 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 12:06:46,425 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 12:06:46,427 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 12:06:46,429 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 12:06:46,431 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 12:06:46,433 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 12:06:46,437 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 12:06:46,439 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 12:06:46,442 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 12:06:46,444 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 12:06:46,446 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 12:06:46,448 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 12:06:46,450 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 12:06:46,452 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 12:06:47,165 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 12:06:47,165 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 12:06:47,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,171 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:47,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-26 12:06:47,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:47,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:47,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:47,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-26 12:06:47,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,196 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-26 12:06:47,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:47,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:47,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:47,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:47,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-26 12:06:47,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,217 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-26 12:06:47,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:47,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:47,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:47,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:47,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-26 12:06:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,239 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-26 12:06:47,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:47,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 12:06:47,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 12:06:47,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 12:06:47,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-26 12:06:47,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,261 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-26 12:06:47,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:47,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:47,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:47,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-26 12:06:47,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,303 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-26 12:06:47,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 12:06:47,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:47,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:47,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 12:06:47,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-26 12:06:47,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,342 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-26 12:06:47,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:06:47,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 12:06:47,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 12:06:47,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 12:06:47,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 12:06:47,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 12:06:47,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 12:06:47,378 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 12:06:47,393 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-26 12:06:47,393 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2023-11-26 12:06:47,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:06:47,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:47,397 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:06:47,405 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 12:06:47,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-26 12:06:47,427 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 12:06:47,427 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 12:06:47,427 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_2) = 2*v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_2 + 1 Supporting invariants [] [2023-11-26 12:06:47,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-26 12:06:47,438 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-26 12:06:47,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#in~op!base][0] could not be translated [2023-11-26 12:06:47,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:47,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-26 12:06:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:47,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 12:06:47,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:47,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 12:06:47,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:47,785 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 12:06:47,785 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 12:06:47,812 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 12:06:47,812 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 12:06:47,813 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 12:06:47,927 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 12:06:47,927 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 12:06:47,928 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 12:06:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-26 12:06:47,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 12:06:47,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:47,929 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 12:06:47,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:48,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 12:06:48,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:48,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 12:06:48,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:48,231 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 12:06:48,232 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 12:06:48,254 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 12:06:48,255 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 12:06:48,255 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 12:06:48,358 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 12:06:48,359 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 12:06:48,360 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 12:06:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-26 12:06:48,360 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 12:06:48,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:48,361 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-26 12:06:48,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:48,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 12:06:48,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:48,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-26 12:06:48,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:48,660 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-26 12:06:48,660 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 12:06:48,684 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 12:06:48,685 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 12:06:48,685 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 12:06:48,839 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 12:06:48,840 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 12:06:48,840 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 12:06:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2023-11-26 12:06:48,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-26 12:06:48,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:48,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-26 12:06:48,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:48,843 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2023-11-26 12:06:48,843 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 12:06:48,843 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 69 transitions. [2023-11-26 12:06:48,846 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 12:06:48,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-26 12:06:48,846 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 12:06:48,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 12:06:48,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 12:06:48,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:06:48,847 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 12:06:48,847 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 12:06:48,847 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 12:06:48,847 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 12:06:48,847 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 12:06:48,847 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 12:06:48,847 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 12:06:48,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 12:06:48 BoogieIcfgContainer [2023-11-26 12:06:48,854 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 12:06:48,854 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:06:48,854 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:06:48,855 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:06:48,855 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:33" (3/4) ... [2023-11-26 12:06:48,857 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 12:06:48,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:06:48,859 INFO L158 Benchmark]: Toolchain (without parser) took 16488.53ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 116.8MB in the beginning and 59.7MB in the end (delta: 57.0MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2023-11-26 12:06:48,859 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:06:48,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.87ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 106.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 12:06:48,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.81ms. Allocated memory is still 163.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:06:48,860 INFO L158 Benchmark]: Boogie Preprocessor took 42.34ms. Allocated memory is still 163.6MB. Free memory was 105.0MB in the beginning and 103.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:06:48,860 INFO L158 Benchmark]: RCFGBuilder took 358.12ms. Allocated memory is still 163.6MB. Free memory was 102.9MB in the beginning and 91.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 12:06:48,861 INFO L158 Benchmark]: BuchiAutomizer took 15755.67ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 91.2MB in the beginning and 59.7MB in the end (delta: 31.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2023-11-26 12:06:48,861 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 216.0MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:06:48,863 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.87ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 106.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.81ms. Allocated memory is still 163.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.34ms. Allocated memory is still 163.6MB. Free memory was 105.0MB in the beginning and 103.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.12ms. Allocated memory is still 163.6MB. Free memory was 102.9MB in the beginning and 91.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 15755.67ms. Allocated memory was 163.6MB in the beginning and 216.0MB in the end (delta: 52.4MB). Free memory was 91.2MB in the beginning and 59.7MB in the end (delta: 31.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 216.0MB. Free memory is still 59.7MB. 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#1[~qq~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#in~op!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#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 6 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 15.6s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 12.3s. Construction of modules took 0.4s. 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, 53 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 163 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 104 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 246 IncrementalHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 59 mSDtfsCounter, 246 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital235 mio100 ax100 hnf100 lsp100 ukn50 mio100 lsp33 div100 bol100 ite100 ukn100 eq166 hnf92 smp100 dnf405 smp72 tf100 neg100 sie129 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 3 VariablesLoop: 2 DisjunctsStem: 4 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 28 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 12:06:48,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648d8be-13af-44b0-98cb-a0bd6ca2322b/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