./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/jm2006_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/jm2006_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:04:58,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:04:58,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 08:04:58,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:04:58,973 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:04:59,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:04:59,020 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:04:59,021 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:04:59,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:04:59,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:04:59,030 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:04:59,030 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:04:59,031 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:04:59,033 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:04:59,033 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:04:59,034 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:04:59,034 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:04:59,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:04:59,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:04:59,036 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:04:59,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:04:59,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:04:59,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:04:59,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:04:59,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:04:59,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:04:59,039 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:04:59,040 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:04:59,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:04:59,040 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:04:59,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:04:59,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:04:59,042 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:04:59,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:04:59,043 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:04:59,044 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:04:59,044 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_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 [2023-11-19 08:04:59,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:04:59,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:04:59,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:04:59,344 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:04:59,345 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:04:59,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/loop-lit/jm2006_variant.i [2023-11-19 08:05:02,473 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:05:02,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:05:02,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/sv-benchmarks/c/loop-lit/jm2006_variant.i [2023-11-19 08:05:02,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/data/c02147d44/5dc27bfd32674d7992213d4990675edc/FLAGb2e82c2d4 [2023-11-19 08:05:02,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/data/c02147d44/5dc27bfd32674d7992213d4990675edc [2023-11-19 08:05:02,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:05:02,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:05:02,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:02,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:05:02,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:05:02,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:02" (1/1) ... [2023-11-19 08:05:02,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77bd1156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:02, skipping insertion in model container [2023-11-19 08:05:02,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:02" (1/1) ... [2023-11-19 08:05:02,827 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:05:02,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:03,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:05:03,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:03,043 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:05:03,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03 WrapperNode [2023-11-19 08:05:03,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:03,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:03,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:05:03,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:05:03,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,081 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2023-11-19 08:05:03,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:03,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:05:03,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:05:03,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:05:03,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:05:03,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:05:03,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:05:03,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:05:03,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (1/1) ... [2023-11-19 08:05:03,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:03,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:03,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:03,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:05:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:05:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:05:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:05:03,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:05:03,279 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:05:03,281 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:05:03,417 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:03,425 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:03,425 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:05:03,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:03 BoogieIcfgContainer [2023-11-19 08:05:03,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:03,430 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:05:03,430 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:05:03,435 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:05:03,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:03,436 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:05:02" (1/3) ... [2023-11-19 08:05:03,437 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bd8e3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:05:03, skipping insertion in model container [2023-11-19 08:05:03,437 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:03,438 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:03" (2/3) ... [2023-11-19 08:05:03,438 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bd8e3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:05:03, skipping insertion in model container [2023-11-19 08:05:03,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:03,439 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:03" (3/3) ... [2023-11-19 08:05:03,440 INFO L332 chiAutomizerObserver]: Analyzing ICFG jm2006_variant.i [2023-11-19 08:05:03,506 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:05:03,506 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:05:03,506 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:05:03,506 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:05:03,506 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:05:03,507 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:05:03,507 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:05:03,507 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:05:03,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:05:03,527 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 08:05:03,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:03,527 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:03,531 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 08:05:03,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:05:03,532 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:05:03,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:05:03,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 08:05:03,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:03,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:03,535 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 08:05:03,535 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:05:03,543 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_#t~post3#1, main_#t~post4#1, main_~i~0#1, main_~j~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_#t~nondet1#1;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L28true assume !!(main_~i~0#1 >= 0 && main_~i~0#1 <= 1000000); 5#L29true assume !!(main_~j~0#1 >= 0);main_~x~0#1 := main_~i~0#1;main_~y~0#1 := main_~j~0#1;main_~z~0#1 := 0; 6#L33-2true [2023-11-19 08:05:03,543 INFO L750 eck$LassoCheckResult]: Loop: 6#L33-2true assume !!(0 != main_~x~0#1);main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := main_#t~post3#1 - 1;havoc main_#t~post3#1;main_~y~0#1 := main_~y~0#1 - 2;main_#t~post4#1 := main_~z~0#1;main_~z~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6#L33-2true [2023-11-19 08:05:03,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:03,550 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2023-11-19 08:05:03,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:03,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319972778] [2023-11-19 08:05:03,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:03,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:03,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:03,715 INFO L85 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times [2023-11-19 08:05:03,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:03,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936949120] [2023-11-19 08:05:03,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:03,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:03,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:03,747 INFO L85 PathProgramCache]: Analyzing trace with hash 28695853, now seen corresponding path program 1 times [2023-11-19 08:05:03,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:03,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64823023] [2023-11-19 08:05:03,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:03,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:03,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:03,907 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:05:03,907 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:05:03,908 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:05:03,908 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:05:03,908 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:05:03,908 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:03,908 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:05:03,908 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:05:03,909 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Loop [2023-11-19 08:05:03,909 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:05:03,909 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:05:03,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:03,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:03,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:03,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:03,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,102 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:05:04,103 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:05:04,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 08:05:04,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:05:04,116 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,172 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:05:04,172 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post3#1=0} Honda state: {ULTIMATE.start_main_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 08:05:04,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,199 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 08:05:04,206 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:05:04,206 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,219 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:05:04,219 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 08:05:04,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,242 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 08:05:04,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:05:04,246 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,304 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 08:05:04,307 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:05:04,307 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,348 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:05:04,348 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-1} Honda state: {ULTIMATE.start_main_~x~0#1=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=-1}, {ULTIMATE.start_main_~x~0#1=0}, {ULTIMATE.start_main_~x~0#1=0}] Lambdas: [1, 14, 9] Nus: [1, 0] [2023-11-19 08:05:04,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,374 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:05:04,386 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 08:05:04,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,429 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 08:05:04,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:05:04,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,466 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:05:04,466 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0#1=0} Honda state: {ULTIMATE.start_main_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~z~0#1=1}, {ULTIMATE.start_main_~z~0#1=-1}, {ULTIMATE.start_main_~z~0#1=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2023-11-19 08:05:04,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,488 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 08:05:04,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:05:04,494 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:04,541 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:04,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:05:04,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:05:04,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 08:05:04,596 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:05:04,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0#1=0} Honda state: {ULTIMATE.start_main_~y~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0#1=4}, {ULTIMATE.start_main_~y~0#1=1}, {ULTIMATE.start_main_~y~0#1=-7}] Lambdas: [1, 8, 1] Nus: [0, 1] [2023-11-19 08:05:04,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:04,838 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:05:04,838 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:05:04,839 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:05:04,839 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:05:04,840 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:05:04,841 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:04,841 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:05:04,845 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:05:04,845 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Lasso [2023-11-19 08:05:04,845 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:05:04,845 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:05:04,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:04,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:05,105 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:05:05,109 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:05:05,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,125 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 08:05:05,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,192 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:05,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:05,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:05,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 08:05:05,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,255 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 08:05:05,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,324 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 08:05:05,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,381 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:05,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:05,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:05,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 08:05:05,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,425 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 08:05:05,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,475 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 08:05:05,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,537 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 08:05:05,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,592 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 08:05:05,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,660 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 08:05:05,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,715 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:05,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 08:05:05,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:05,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:05,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,767 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 08:05:05,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:05,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:05,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,847 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 08:05:05,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:05,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:05,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:05,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:05,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:05,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:05,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:05,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:05,975 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:05,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:05,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:05,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:05,994 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-19 08:05:05,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:05,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 08:05:06,019 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-19 08:05:06,019 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 08:05:06,046 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:05:06,101 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-19 08:05:06,101 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-19 08:05:06,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:06,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:06,138 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:06,139 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:05:06,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 08:05:06,155 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2023-11-19 08:05:06,155 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:05:06,156 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0] [2023-11-19 08:05:06,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-19 08:05:06,184 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-19 08:05:06,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:06,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:05:06,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:05:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:06,271 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:05:06,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:05:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:06,318 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2023-11-19 08:05:06,321 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-11-19 08:05:06,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 36 states and 47 transitions. Complement of second has 7 states. [2023-11-19 08:05:06,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-19 08:05:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-11-19 08:05:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2023-11-19 08:05:06,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-19 08:05:06,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:06,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 5 letters. Loop has 1 letters. [2023-11-19 08:05:06,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:06,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-19 08:05:06,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:06,426 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 47 transitions. [2023-11-19 08:05:06,430 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:05:06,443 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2023-11-19 08:05:06,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 08:05:06,445 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 08:05:06,445 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 08:05:06,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:05:06,446 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:05:06,446 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:05:06,446 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:05:06,446 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 08:05:06,446 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 08:05:06,446 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:05:06,446 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 08:05:06,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:05:06 BoogieIcfgContainer [2023-11-19 08:05:06,458 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 08:05:06,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:05:06,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:05:06,459 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:05:06,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:03" (3/4) ... [2023-11-19 08:05:06,462 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:05:06,464 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:05:06,466 INFO L158 Benchmark]: Toolchain (without parser) took 3668.70ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 80.1MB in the beginning and 137.0MB in the end (delta: -56.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 08:05:06,467 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 125.8MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:05:06,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.07ms. Allocated memory is still 125.8MB. Free memory was 80.1MB in the beginning and 69.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 08:05:06,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.13ms. Allocated memory is still 125.8MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:05:06,475 INFO L158 Benchmark]: Boogie Preprocessor took 23.08ms. Allocated memory is still 125.8MB. Free memory was 67.9MB in the beginning and 67.1MB in the end (delta: 786.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:05:06,475 INFO L158 Benchmark]: RCFGBuilder took 322.56ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 66.7MB in the beginning and 155.7MB in the end (delta: -89.0MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-19 08:05:06,476 INFO L158 Benchmark]: BuchiAutomizer took 3028.22ms. Allocated memory is still 188.7MB. Free memory was 154.7MB in the beginning and 137.0MB in the end (delta: 17.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-19 08:05:06,476 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 188.7MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:05:06,485 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 125.8MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.07ms. Allocated memory is still 125.8MB. Free memory was 80.1MB in the beginning and 69.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.13ms. Allocated memory is still 125.8MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.08ms. Allocated memory is still 125.8MB. Free memory was 67.9MB in the beginning and 67.1MB in the end (delta: 786.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 322.56ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 66.7MB in the beginning and 155.7MB in the end (delta: -89.0MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 3028.22ms. Allocated memory is still 188.7MB. Free memory was 154.7MB in the beginning and 137.0MB in the end (delta: 17.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 188.7MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 25 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 16 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq180 hnf94 smp100 dnf140 smp100 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 182ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-19 08:05:06,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:06,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d999b79-edf4-4302-9d1e-cd079a763c8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE