./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 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_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl --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 8fbd99b1bfb27b318d252229087f8d9132096866b72085e8874326b5a6d541b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:29:47,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:29:47,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-12 02:29:47,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:29:47,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:29:47,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:29:47,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:29:47,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:29:47,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:29:47,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:29:47,868 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:29:47,869 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:29:47,869 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:29:47,870 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:29:47,870 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:29:47,871 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:29:47,871 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:29:47,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:29:47,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:29:47,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:29:47,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:29:47,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:29:47,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:29:47,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:29:47,875 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:29:47,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:29:47,876 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:29:47,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:29:47,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:29:47,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:29:47,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:29:47,893 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:29:47,895 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:29:47,896 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_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fbd99b1bfb27b318d252229087f8d9132096866b72085e8874326b5a6d541b4 [2023-11-12 02:29:48,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:29:48,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:29:48,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:29:48,258 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:29:48,258 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:29:48,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-memory-alloca/GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i [2023-11-12 02:29:51,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:29:51,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:29:51,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/sv-benchmarks/c/termination-memory-alloca/GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i [2023-11-12 02:29:51,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/data/da82c0ce1/d1a1be1521204451b99c8f9a3906ccbb/FLAGae0c1a31d [2023-11-12 02:29:51,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/data/da82c0ce1/d1a1be1521204451b99c8f9a3906ccbb [2023-11-12 02:29:51,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:29:51,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:29:51,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:51,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:29:51,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:29:51,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:51" (1/1) ... [2023-11-12 02:29:51,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef4e670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:51, skipping insertion in model container [2023-11-12 02:29:51,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:51" (1/1) ... [2023-11-12 02:29:51,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:29:52,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:52,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:29:52,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:52,144 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:29:52,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52 WrapperNode [2023-11-12 02:29:52,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:52,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:52,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:29:52,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:29:52,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,201 INFO L138 Inliner]: procedures = 110, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 76 [2023-11-12 02:29:52,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:52,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:29:52,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:29:52,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:29:52,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,226 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:29:52,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:29:52,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:29:52,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:29:52,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (1/1) ... [2023-11-12 02:29:52,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:52,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:52,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:52,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:29:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:29:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:29:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:29:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:29:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:29:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:29:52,419 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:29:52,421 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:29:52,649 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:29:52,655 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:29:52,655 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:29:52,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:52 BoogieIcfgContainer [2023-11-12 02:29:52,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:29:52,659 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:29:52,659 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:29:52,663 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:29:52,664 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:29:52,664 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:29:51" (1/3) ... [2023-11-12 02:29:52,665 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f035370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:29:52, skipping insertion in model container [2023-11-12 02:29:52,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:29:52,666 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:52" (2/3) ... [2023-11-12 02:29:52,666 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f035370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:29:52, skipping insertion in model container [2023-11-12 02:29:52,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:29:52,667 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:52" (3/3) ... [2023-11-12 02:29:52,668 INFO L332 chiAutomizerObserver]: Analyzing ICFG GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i [2023-11-12 02:29:52,729 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:29:52,729 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:29:52,729 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:29:52,729 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:29:52,730 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:29:52,730 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:29:52,730 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:29:52,730 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:29:52,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:52,753 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:52,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:29:52,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:29:52,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-12 02:29:52,761 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:29:52,761 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:29:52,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:52,763 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:52,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:29:52,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:29:52,764 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-12 02:29:52,764 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:29:52,772 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~short15#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~id~0#1.base, main_~id~0#1.offset, main_~maxId~0#1.base, main_~maxId~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~id~0#1.base, main_~id~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~maxId~0#1.base, main_~maxId~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~id~0#1.base, main_~id~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int(main_#t~nondet5#1, main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);havoc main_#t~nondet5#1;call main_#t~mem6#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short9#1 := 0 <= main_#t~mem6#1; 9#L552true assume !main_#t~short9#1; 10#L552-2true assume main_#t~short9#1;havoc main_#t~mem6#1;havoc main_#t~mem7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4);main_~tmp~0#1.base, main_~tmp~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call write~int(1 + main_#t~mem11#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem11#1; 6#L556-2true [2023-11-12 02:29:52,773 INFO L750 eck$LassoCheckResult]: Loop: 6#L556-2true call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 13#L555-1true assume main_#t~short15#1;havoc main_#t~nondet14#1;main_#t~short15#1 := 0 != main_#t~nondet14#1; 4#L555-3true assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 5#L556true assume !(main_#t~mem16#1 < main_#t~mem17#1);havoc main_#t~mem16#1;havoc main_#t~mem17#1;call write~int(0, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4); 6#L556-2true [2023-11-12 02:29:52,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:52,778 INFO L85 PathProgramCache]: Analyzing trace with hash 925671, now seen corresponding path program 1 times [2023-11-12 02:29:52,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:52,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282505472] [2023-11-12 02:29:52,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:52,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:29:53,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:53,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282505472] [2023-11-12 02:29:53,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282505472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:53,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:53,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:29:53,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629272115] [2023-11-12 02:29:53,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:53,079 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-12 02:29:53,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:53,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1419305, now seen corresponding path program 1 times [2023-11-12 02:29:53,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:53,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945081510] [2023-11-12 02:29:53,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:53,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:53,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:53,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:29:53,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:53,578 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:53,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:53,609 INFO L93 Difference]: Finished difference Result 14 states and 18 transitions. [2023-11-12 02:29:53,610 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 18 transitions. [2023-11-12 02:29:53,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:53,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 8 states and 10 transitions. [2023-11-12 02:29:53,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-12 02:29:53,620 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-12 02:29:53,620 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 10 transitions. [2023-11-12 02:29:53,621 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:29:53,621 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-12 02:29:53,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 10 transitions. [2023-11-12 02:29:53,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2023-11-12 02:29:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2023-11-12 02:29:53,648 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-12 02:29:53,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:29:53,657 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2023-11-12 02:29:53,657 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:29:53,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2023-11-12 02:29:53,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:53,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:29:53,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:29:53,660 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-12 02:29:53,660 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:29:53,661 INFO L748 eck$LassoCheckResult]: Stem: 40#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~short15#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~id~0#1.base, main_~id~0#1.offset, main_~maxId~0#1.base, main_~maxId~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~id~0#1.base, main_~id~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~maxId~0#1.base, main_~maxId~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~id~0#1.base, main_~id~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int(main_#t~nondet5#1, main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);havoc main_#t~nondet5#1;call main_#t~mem6#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short9#1 := 0 <= main_#t~mem6#1; 43#L552 assume main_#t~short9#1;call main_#t~mem7#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call main_#t~mem8#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);main_#t~short9#1 := main_#t~mem7#1 < main_#t~mem8#1; 36#L552-2 assume main_#t~short9#1;havoc main_#t~mem6#1;havoc main_#t~mem7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4);main_~tmp~0#1.base, main_~tmp~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call write~int(1 + main_#t~mem11#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem11#1; 37#L556-2 [2023-11-12 02:29:53,661 INFO L750 eck$LassoCheckResult]: Loop: 37#L556-2 call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 42#L555-1 assume main_#t~short15#1;havoc main_#t~nondet14#1;main_#t~short15#1 := 0 != main_#t~nondet14#1; 38#L555-3 assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 39#L556 assume !(main_#t~mem16#1 < main_#t~mem17#1);havoc main_#t~mem16#1;havoc main_#t~mem17#1;call write~int(0, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4); 37#L556-2 [2023-11-12 02:29:53,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:53,664 INFO L85 PathProgramCache]: Analyzing trace with hash 925609, now seen corresponding path program 1 times [2023-11-12 02:29:53,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:53,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611200568] [2023-11-12 02:29:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:53,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:53,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:53,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1419305, now seen corresponding path program 2 times [2023-11-12 02:29:53,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:53,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116676864] [2023-11-12 02:29:53,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:53,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:53,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:53,803 INFO L85 PathProgramCache]: Analyzing trace with hash 121353169, now seen corresponding path program 1 times [2023-11-12 02:29:53,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:53,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552696714] [2023-11-12 02:29:53,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:53,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:55,278 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:29:55,279 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:29:55,279 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:29:55,279 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:29:55,280 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:29:55,280 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:55,280 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:29:55,280 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:29:55,280 INFO L133 ssoRankerPreferences]: Filename of dumped script: GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i_Iteration2_Lasso [2023-11-12 02:29:55,280 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:29:55,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:29:55,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:55,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:55,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:55,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:29:56,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:29:56,706 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:29:56,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:56,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:56,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:56,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-12 02:29:56,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:56,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:56,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:29:56,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:56,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:56,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:56,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:29:56,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:29:56,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:56,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:56,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:56,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:56,802 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:56,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:56,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-12 02:29:56,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:56,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:29:56,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:56,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:56,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:56,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:29:56,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:29:56,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:56,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:56,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:56,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:56,850 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:56,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:56,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:56,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:29:56,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:56,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:56,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:56,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:29:56,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:29:56,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:29:56,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:56,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:56,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:56,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:56,914 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:56,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:29:56,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:56,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:56,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:56,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:56,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:56,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:29:56,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:29:56,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:56,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:56,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:56,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:56,975 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:56,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:56,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:56,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:56,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:56,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:56,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:29:57,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:29:57,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:29:57,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:57,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:57,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:57,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:57,028 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:57,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:29:57,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:57,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:57,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:57,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:57,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:57,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:29:57,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:29:57,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:57,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-12 02:29:57,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:57,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:57,076 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:57,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:57,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:57,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:57,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:57,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:57,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:29:57,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:29:57,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:29:57,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:57,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:57,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:57,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:57,132 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:57,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:57,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:57,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:57,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:29:57,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:57,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:29:57,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:29:57,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:29:57,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:29:57,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:57,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:57,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:57,195 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:57,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:29:57,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:29:57,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:29:57,218 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-12 02:29:57,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:29:57,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:29:57,253 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-12 02:29:57,253 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:29:57,305 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:29:57,405 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-12 02:29:57,406 INFO L444 ModelExtractionUtils]: 8 out of 31 variables were initially zero. Simplification set additionally 16 variables to zero. [2023-11-12 02:29:57,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:29:57,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:57,445 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:57,451 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:29:57,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:29:57,482 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2023-11-12 02:29:57,482 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:29:57,483 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~tmp~0#1.base) ULTIMATE.start_main_~tmp~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~maxId~0#1.base) ULTIMATE.start_main_~maxId~0#1.offset)_1) = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~tmp~0#1.base) ULTIMATE.start_main_~tmp~0#1.offset)_1 - 2*v_rep(select (select #memory_int ULTIMATE.start_main_~maxId~0#1.base) ULTIMATE.start_main_~maxId~0#1.offset)_1 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_main_~maxId~0#1.base) ULTIMATE.start_main_~maxId~0#1.offset)_1 - 1 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_main_~id~0#1.base) ULTIMATE.start_main_~id~0#1.offset)_1 >= 0] [2023-11-12 02:29:57,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:57,647 INFO L156 tatePredicateManager]: 26 out of 29 supporting invariants were superfluous and have been removed [2023-11-12 02:29:57,662 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~maxId~0!base][~maxId~0!offset] could not be translated [2023-11-12 02:29:57,663 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~tmp~0!base][~tmp~0!offset] could not be translated [2023-11-12 02:29:57,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:57,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-12 02:29:57,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:57,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:57,851 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2023-11-12 02:29:57,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-12 02:29:57,860 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 21 [2023-11-12 02:29:57,876 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-12 02:29:57,886 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-12 02:29:57,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-12 02:29:57,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 21 [2023-11-12 02:29:57,920 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-12 02:29:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:58,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 02:29:58,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:58,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:29:58,204 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2023-11-12 02:29:58,205 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:58,392 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 22 transitions. Complement of second has 9 states. [2023-11-12 02:29:58,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-12 02:29:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9 transitions. [2023-11-12 02:29:58,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9 transitions. Stem has 4 letters. Loop has 4 letters. [2023-11-12 02:29:58,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:29:58,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9 transitions. Stem has 8 letters. Loop has 4 letters. [2023-11-12 02:29:58,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:29:58,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9 transitions. Stem has 4 letters. Loop has 8 letters. [2023-11-12 02:29:58,397 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:29:58,397 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 22 transitions. [2023-11-12 02:29:58,398 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:58,399 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 22 transitions. [2023-11-12 02:29:58,399 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2023-11-12 02:29:58,399 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-12 02:29:58,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2023-11-12 02:29:58,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-12 02:29:58,399 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-12 02:29:58,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2023-11-12 02:29:58,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-12 02:29:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2023-11-12 02:29:58,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-12 02:29:58,402 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-12 02:29:58,402 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:29:58,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 22 transitions. [2023-11-12 02:29:58,403 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:58,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:29:58,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:29:58,404 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:58,404 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:29:58,404 INFO L748 eck$LassoCheckResult]: Stem: 246#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 247#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~short15#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~id~0#1.base, main_~id~0#1.offset, main_~maxId~0#1.base, main_~maxId~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~id~0#1.base, main_~id~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~maxId~0#1.base, main_~maxId~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~id~0#1.base, main_~id~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int(main_#t~nondet5#1, main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);havoc main_#t~nondet5#1;call main_#t~mem6#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short9#1 := 0 <= main_#t~mem6#1; 248#L552 assume main_#t~short9#1;call main_#t~mem7#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call main_#t~mem8#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);main_#t~short9#1 := main_#t~mem7#1 < main_#t~mem8#1; 235#L552-2 assume main_#t~short9#1;havoc main_#t~mem6#1;havoc main_#t~mem7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4);main_~tmp~0#1.base, main_~tmp~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call write~int(1 + main_#t~mem11#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem11#1; 236#L556-2 call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 245#L555-1 assume !main_#t~short15#1; 237#L555-3 assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 238#L556 assume main_#t~mem16#1 < main_#t~mem17#1;havoc main_#t~mem16#1;havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call write~int(1 + main_#t~mem18#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem18#1; 241#L556-2 [2023-11-12 02:29:58,405 INFO L750 eck$LassoCheckResult]: Loop: 241#L556-2 call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 243#L555-1 assume main_#t~short15#1;havoc main_#t~nondet14#1;main_#t~short15#1 := 0 != main_#t~nondet14#1; 250#L555-3 assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 249#L556 assume !(main_#t~mem16#1 < main_#t~mem17#1);havoc main_#t~mem16#1;havoc main_#t~mem17#1;call write~int(0, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4); 241#L556-2 [2023-11-12 02:29:58,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:58,405 INFO L85 PathProgramCache]: Analyzing trace with hash 121355089, now seen corresponding path program 1 times [2023-11-12 02:29:58,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:58,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401530807] [2023-11-12 02:29:58,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:29:58,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:58,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401530807] [2023-11-12 02:29:58,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401530807] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:58,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:58,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:29:58,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410898646] [2023-11-12 02:29:58,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:58,462 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-12 02:29:58,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:58,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1419305, now seen corresponding path program 3 times [2023-11-12 02:29:58,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:58,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925104746] [2023-11-12 02:29:58,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:58,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:58,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:58,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:29:58,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:58,680 INFO L87 Difference]: Start difference. First operand 16 states and 22 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:58,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:58,691 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-12 02:29:58,691 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-12 02:29:58,692 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:58,693 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 16 states and 19 transitions. [2023-11-12 02:29:58,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-12 02:29:58,694 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-12 02:29:58,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 19 transitions. [2023-11-12 02:29:58,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-12 02:29:58,694 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:29:58,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 19 transitions. [2023-11-12 02:29:58,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-12 02:29:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:29:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2023-11-12 02:29:58,697 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:29:58,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:29:58,698 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:29:58,698 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:29:58,698 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2023-11-12 02:29:58,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:29:58,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:29:58,700 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:29:58,700 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:58,700 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:29:58,700 INFO L748 eck$LassoCheckResult]: Stem: 284#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 285#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~short15#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~id~0#1.base, main_~id~0#1.offset, main_~maxId~0#1.base, main_~maxId~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~id~0#1.base, main_~id~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~maxId~0#1.base, main_~maxId~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int(main_#t~nondet4#1, main_~id~0#1.base, main_~id~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int(main_#t~nondet5#1, main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);havoc main_#t~nondet5#1;call main_#t~mem6#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short9#1 := 0 <= main_#t~mem6#1; 289#L552 assume main_#t~short9#1;call main_#t~mem7#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call main_#t~mem8#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4);main_#t~short9#1 := main_#t~mem7#1 < main_#t~mem8#1; 276#L552-2 assume main_#t~short9#1;havoc main_#t~mem6#1;havoc main_#t~mem7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4);main_~tmp~0#1.base, main_~tmp~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);call write~int(1 + main_#t~mem11#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem11#1; 277#L556-2 call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 288#L555-1 assume main_#t~short15#1;havoc main_#t~nondet14#1;main_#t~short15#1 := 0 != main_#t~nondet14#1; 278#L555-3 assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 279#L556 assume main_#t~mem16#1 < main_#t~mem17#1;havoc main_#t~mem16#1;havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call write~int(1 + main_#t~mem18#1, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);havoc main_#t~mem18#1; 282#L556-2 [2023-11-12 02:29:58,701 INFO L750 eck$LassoCheckResult]: Loop: 282#L556-2 call main_#t~mem12#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem13#1 := read~int(main_~id~0#1.base, main_~id~0#1.offset, 4);main_#t~short15#1 := main_#t~mem12#1 != main_#t~mem13#1; 286#L555-1 assume main_#t~short15#1;havoc main_#t~nondet14#1;main_#t~short15#1 := 0 != main_#t~nondet14#1; 291#L555-3 assume !!main_#t~short15#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~nondet14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem17#1 := read~int(main_~maxId~0#1.base, main_~maxId~0#1.offset, 4); 290#L556 assume !(main_#t~mem16#1 < main_#t~mem17#1);havoc main_#t~mem16#1;havoc main_#t~mem17#1;call write~int(0, main_~tmp~0#1.base, main_~tmp~0#1.offset, 4); 282#L556-2 [2023-11-12 02:29:58,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:58,704 INFO L85 PathProgramCache]: Analyzing trace with hash 121353167, now seen corresponding path program 1 times [2023-11-12 02:29:58,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:58,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656848975] [2023-11-12 02:29:58,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:58,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,789 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:58,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:58,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1419305, now seen corresponding path program 4 times [2023-11-12 02:29:58,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:58,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29072767] [2023-11-12 02:29:58,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:58,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:58,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:58,816 INFO L85 PathProgramCache]: Analyzing trace with hash -677985033, now seen corresponding path program 1 times [2023-11-12 02:29:58,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:58,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168237044] [2023-11-12 02:29:58,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:58,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:58,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:00,604 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:30:00,604 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:30:00,604 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:30:00,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:30:00,605 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:30:00,605 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:00,605 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:30:00,605 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:30:00,605 INFO L133 ssoRankerPreferences]: Filename of dumped script: GulwaniJainKoskinen-2009PLDI-Fig1-alloca-2.i_Iteration4_Lasso [2023-11-12 02:30:00,605 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:30:00,605 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:30:00,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:00,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:30:01,843 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:30:01,843 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:30:01,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:01,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:01,844 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:01,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:30:01,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:01,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:01,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:01,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:01,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:01,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:01,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:01,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:01,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:01,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:01,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:01,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:01,904 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:01,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:01,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:01,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:01,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:01,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:01,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:01,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:01,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:01,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:30:01,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:01,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:01,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:01,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:01,955 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:01,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:01,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:01,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:01,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:01,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:01,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:01,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:01,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:01,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:30:01,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,003 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:30:02,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,055 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:30:02,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,109 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:30:02,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,144 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:30:02,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,192 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:30:02,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,237 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:30:02,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,304 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:30:02,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,348 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:30:02,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,383 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:30:02,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,423 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,427 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 [2023-11-12 02:30:02,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:30:02,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,465 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:30:02,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:30:02,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:30:02,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:30:02,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,498 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:30:02,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,540 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:30:02,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,595 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:30:02,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,616 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-12 02:30:02,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,635 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:30:02,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-12 02:30:02,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,658 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:30:02,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-12 02:30:02,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,686 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:30:02,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:02,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,714 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:30:02,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-12 02:30:02,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,747 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:30:02,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:30:02,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:30:02,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:30:02,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:30:02,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-12 02:30:02,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:02,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:02,777 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:02,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:30:02,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:30:02,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:30:02,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:30:02,791 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-12 02:30:02,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:30:02,824 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-12 02:30:02,824 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:30:02,875 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:30:03,030 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2023-11-12 02:30:03,030 INFO L444 ModelExtractionUtils]: 2 out of 31 variables were initially zero. Simplification set additionally 20 variables to zero. [2023-11-12 02:30:03,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:03,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:03,033 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:03,036 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:30:03,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:30:03,065 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 4. [2023-11-12 02:30:03,065 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:30:03,065 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~id~0#1.base) 0)_2, v_rep(select (select #memory_int ULTIMATE.start_main_~tmp~0#1.base) ULTIMATE.start_main_~tmp~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~id~0#1.base) 0)_2 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~tmp~0#1.base) ULTIMATE.start_main_~tmp~0#1.offset)_2 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_main_~maxId~0#1.base) ULTIMATE.start_main_~maxId~0#1.offset)_2 - 2 >= 0, -2*v_rep(select (select #memory_int ULTIMATE.start_main_~id~0#1.base) 0)_2 + 3*v_rep(select (select #memory_int ULTIMATE.start_main_~maxId~0#1.base) ULTIMATE.start_main_~maxId~0#1.offset)_2 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_main_~tmp~0#1.base) 0)_2 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_main_~id~0#1.base) ULTIMATE.start_main_~id~0#1.offset)_2 >= 0] [2023-11-12 02:30:03,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:03,232 INFO L156 tatePredicateManager]: 26 out of 31 supporting invariants were superfluous and have been removed [2023-11-12 02:30:03,243 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~tmp~0!base][~tmp~0!offset] could not be translated [2023-11-12 02:30:03,243 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~id~0!base][0] could not be translated [2023-11-12 02:30:03,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:03,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-12 02:30:03,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:03,354 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-12 02:30:03,365 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-12 02:30:03,381 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2023-11-12 02:30:03,391 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-12 02:30:39,550 WARN L293 SmtUtils]: Spent 36.12s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-12 02:30:39,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e25e43-e24a-4942-bb0b-4d2a74ba1985/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0