./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:58:58,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:58:58,856 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-21 20:58:58,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:58:58,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:58:58,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:58:58,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:58:58,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:58:58,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:58:58,913 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:58:58,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:58:58,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:58:58,916 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:58:58,918 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 20:58:58,918 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 20:58:58,919 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 20:58:58,919 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 20:58:58,920 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 20:58:58,920 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 20:58:58,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:58:58,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 20:58:58,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 20:58:58,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:58:58,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 20:58:58,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 20:58:58,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 20:58:58,924 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 20:58:58,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:58:58,925 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 20:58:58,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:58:58,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:58:58,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:58:58,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:58:58,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 20:58:58,928 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 20:58:58,929 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_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 [2023-11-21 20:58:59,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:58:59,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:58:59,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:58:59,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:58:59,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:58:59,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2023-11-21 20:59:02,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:59:02,736 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:59:02,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2023-11-21 20:59:02,745 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/data/4f4445972/e445bd7d0ca44e1484f40f482c3fa0ca/FLAG72cca2fd9 [2023-11-21 20:59:02,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/data/4f4445972/e445bd7d0ca44e1484f40f482c3fa0ca [2023-11-21 20:59:02,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:59:02,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:59:02,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:02,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:59:02,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:59:02,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:02" (1/1) ... [2023-11-21 20:59:02,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c599e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:02, skipping insertion in model container [2023-11-21 20:59:02,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:02" (1/1) ... [2023-11-21 20:59:02,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:59:03,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:03,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:59:03,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:03,076 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:59:03,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03 WrapperNode [2023-11-21 20:59:03,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:03,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:03,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:59:03,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:59:03,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,114 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2023-11-21 20:59:03,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:03,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:59:03,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:59:03,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:59:03,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,136 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,142 INFO L187 HeapSplitter]: Split 0 memory accesses to 0 slices as follows [] [2023-11-21 20:59:03,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:59:03,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:59:03,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:59:03,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:59:03,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (1/1) ... [2023-11-21 20:59:03,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:03,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:03,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:03,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 20:59:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:59:03,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:59:03,310 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:59:03,312 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:59:03,436 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:59:03,446 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:59:03,447 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 20:59:03,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:59:03 BoogieIcfgContainer [2023-11-21 20:59:03,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:59:03,450 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 20:59:03,451 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 20:59:03,455 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 20:59:03,456 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 20:59:03,456 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 08:59:02" (1/3) ... [2023-11-21 20:59:03,458 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c6230c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 08:59:03, skipping insertion in model container [2023-11-21 20:59:03,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 20:59:03,458 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:03" (2/3) ... [2023-11-21 20:59:03,459 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c6230c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 08:59:03, skipping insertion in model container [2023-11-21 20:59:03,459 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 20:59:03,459 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:59:03" (3/3) ... [2023-11-21 20:59:03,461 INFO L332 chiAutomizerObserver]: Analyzing ICFG Pure3Phase-1.c [2023-11-21 20:59:03,532 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 20:59:03,532 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 20:59:03,532 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 20:59:03,533 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 20:59:03,533 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 20:59:03,533 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 20:59:03,533 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 20:59:03,534 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 20:59:03,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 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) [2023-11-21 20:59:03,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-21 20:59:03,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 20:59:03,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 20:59:03,563 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-21 20:59:03,563 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-21 20:59:03,563 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 20:59:03,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 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) [2023-11-21 20:59:03,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-21 20:59:03,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 20:59:03,566 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 20:59:03,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-21 20:59:03,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-21 20:59:03,574 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L24true assume !!(main_~x~0#1 <= 65535); 4#L25true assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 8#L26true assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 12#L27-2true [2023-11-21 20:59:03,575 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 5#L28true assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 9#L28-2true main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 12#L27-2true [2023-11-21 20:59:03,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:03,581 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2023-11-21 20:59:03,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:03,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928214619] [2023-11-21 20:59:03,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:03,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:03,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:03,697 INFO L85 PathProgramCache]: Analyzing trace with hash 55709, now seen corresponding path program 1 times [2023-11-21 20:59:03,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:03,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549100814] [2023-11-21 20:59:03,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:03,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:03,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:03,726 INFO L85 PathProgramCache]: Analyzing trace with hash 179571573, now seen corresponding path program 1 times [2023-11-21 20:59:03,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:03,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227787936] [2023-11-21 20:59:03,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:03,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:03,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:03,861 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 20:59:03,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 20:59:03,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 20:59:03,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 20:59:03,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 20:59:03,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:03,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 20:59:03,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 20:59:03,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2023-11-21 20:59:03,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 20:59:03,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 20:59:03,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:03,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:03,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:03,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:04,007 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 20:59:04,009 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 20:59:04,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-21 20:59:04,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:04,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:04,050 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 20:59:04,050 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 20:59:04,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-21 20:59:04,070 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:04,070 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:04,096 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 20:59:04,096 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 20:59:04,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,120 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:04,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:04,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-21 20:59:04,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,189 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 20:59:04,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:04,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-21 20:59:04,435 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 20:59:04,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,439 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 20:59:04,439 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 20:59:04,439 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 20:59:04,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 20:59:04,439 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 20:59:04,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 20:59:04,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 20:59:04,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2023-11-21 20:59:04,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 20:59:04,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 20:59:04,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:04,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:04,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:04,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:04,556 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 20:59:04,561 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 20:59:04,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,564 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,571 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 [2023-11-21 20:59:04,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 20:59:04,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:04,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:04,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 20:59:04,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:04,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,633 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,637 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 [2023-11-21 20:59:04,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:04,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 20:59:04,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 20:59:04,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-21 20:59:04,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,700 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,704 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 [2023-11-21 20:59:04,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:04,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 20:59:04,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 20:59:04,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 20:59:04,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,773 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,781 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 [2023-11-21 20:59:04,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:04,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:04,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 20:59:04,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:04,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 20:59:04,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,831 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 20:59:04,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 20:59:04,836 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 [2023-11-21 20:59:04,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:04,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,850 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:04,856 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 20:59:04,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:04,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,901 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 20:59:04,904 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 [2023-11-21 20:59:04,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:04,922 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 20:59:04,923 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 20:59:04,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:04,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:04,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:04,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:04,962 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:04,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 20:59:04,968 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 [2023-11-21 20:59:04,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:04,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:04,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:04,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:04,987 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 20:59:04,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 20:59:05,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:05,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:05,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:05,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:05,023 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:05,032 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 [2023-11-21 20:59:05,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:05,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:05,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:05,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:05,045 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:05,047 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 20:59:05,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:05,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 20:59:05,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:05,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:05,083 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 20:59:05,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:05,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:05,084 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:05,088 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 [2023-11-21 20:59:05,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:05,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:05,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:05,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:05,101 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 20:59:05,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 20:59:05,105 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 20:59:05,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:05,118 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 20:59:05,125 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-21 20:59:05,125 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-21 20:59:05,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:05,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:05,166 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:05,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-21 20:59:05,170 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 20:59:05,170 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-21 20:59:05,170 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 20:59:05,171 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2023-11-21 20:59:05,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:05,199 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-21 20:59:05,208 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 else (if 2 * ~y~0 + 1 > 0 then 1 else 0)) could not be translated [2023-11-21 20:59:05,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 * ~z~0 + 1 else (if 2 * ~y~0 + 1 > 0 then 2 * ~y~0 + 1 else 2 * ~x~0 + 1)) could not be translated [2023-11-21 20:59:05,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:59:05,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 20:59:05,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 20:59:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:59:05,285 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 20:59:05,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 20:59:05,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 20:59:05,980 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 20:59:05,982 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:59:06,115 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 41 transitions. Complement of second has 10 states. [2023-11-21 20:59:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-21 20:59:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:59:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 20 transitions. [2023-11-21 20:59:06,126 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 5 letters. Loop has 3 letters. [2023-11-21 20:59:06,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:06,128 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 8 letters. Loop has 3 letters. [2023-11-21 20:59:06,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:06,128 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 5 letters. Loop has 6 letters. [2023-11-21 20:59:06,129 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:06,129 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 41 transitions. [2023-11-21 20:59:06,133 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-21 20:59:06,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 14 states and 17 transitions. [2023-11-21 20:59:06,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-21 20:59:06,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-21 20:59:06,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2023-11-21 20:59:06,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 20:59:06,140 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2023-11-21 20:59:06,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2023-11-21 20:59:06,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2023-11-21 20:59:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:59:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2023-11-21 20:59:06,174 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-21 20:59:06,174 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-21 20:59:06,174 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 20:59:06,174 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2023-11-21 20:59:06,175 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-21 20:59:06,175 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 20:59:06,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 20:59:06,176 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-21 20:59:06,176 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-21 20:59:06,177 INFO L748 eck$LassoCheckResult]: Stem: 107#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 108#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 112#L24 assume !!(main_~x~0#1 <= 65535); 105#L25 assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 106#L26 assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 111#L27-2 assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 101#L28 assume !(0 != main_#t~nondet3#1);havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~z~0#1; 102#L28-2 [2023-11-21 20:59:06,177 INFO L750 eck$LassoCheckResult]: Loop: 102#L28-2 main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 109#L27-2 assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 113#L28 assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 102#L28-2 [2023-11-21 20:59:06,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:06,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907950, now seen corresponding path program 1 times [2023-11-21 20:59:06,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:06,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624986155] [2023-11-21 20:59:06,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:06,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:06,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:06,194 INFO L85 PathProgramCache]: Analyzing trace with hash 62339, now seen corresponding path program 2 times [2023-11-21 20:59:06,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:06,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95032956] [2023-11-21 20:59:06,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:06,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:06,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:06,206 INFO L85 PathProgramCache]: Analyzing trace with hash 769650230, now seen corresponding path program 1 times [2023-11-21 20:59:06,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:59:06,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261657901] [2023-11-21 20:59:06,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:59:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:59:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:59:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:59:06,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:59:06,257 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 20:59:06,257 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 20:59:06,257 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 20:59:06,257 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 20:59:06,258 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 20:59:06,258 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,258 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 20:59:06,258 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 20:59:06,258 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2023-11-21 20:59:06,258 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 20:59:06,258 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 20:59:06,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:06,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:06,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:06,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:06,371 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 20:59:06,371 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 20:59:06,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:06,373 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:06,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-21 20:59:06,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:06,380 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:06,406 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 20:59:06,406 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 20:59:06,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:06,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:06,439 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:06,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 20:59:06,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:06,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:06,456 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 20:59:06,456 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 20:59:06,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:06,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:06,476 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:06,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 20:59:06,478 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:06,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:06,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 20:59:06,499 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 20:59:06,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-21 20:59:06,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:06,517 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:06,525 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 20:59:06,525 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:06,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 20:59:06,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:06,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:06,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:06,592 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:06,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 20:59:06,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 20:59:06,604 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 20:59:08,622 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 20:59:08,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:08,625 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 20:59:08,626 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 20:59:08,626 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 20:59:08,626 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 20:59:08,626 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 20:59:08,626 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,626 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 20:59:08,626 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 20:59:08,626 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2023-11-21 20:59:08,626 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 20:59:08,626 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 20:59:08,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:08,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:08,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:08,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 20:59:08,710 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 20:59:08,710 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 20:59:08,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:08,712 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:08,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 20:59:08,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:08,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:08,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:08,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:08,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 20:59:08,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 20:59:08,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 20:59:08,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:08,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:08,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:08,775 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:08,781 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 [2023-11-21 20:59:08,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:08,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:08,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:08,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:08,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 20:59:08,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 20:59:08,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 20:59:08,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:08,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:08,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:08,837 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:08,840 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 [2023-11-21 20:59:08,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 20:59:08,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:08,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:08,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:08,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:08,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:08,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 20:59:08,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:08,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:08,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:08,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:08,892 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:08,897 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 [2023-11-21 20:59:08,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:08,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:08,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:08,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:08,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 20:59:08,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 20:59:08,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:08,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 20:59:08,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:08,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:08,945 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 20:59:08,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:08,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:08,946 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:08,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 20:59:08,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:08,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:08,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:08,966 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:08,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 20:59:08,969 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 20:59:08,969 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 20:59:08,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,009 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,016 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 [2023-11-21 20:59:09,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,029 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:09,033 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 20:59:09,033 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 20:59:09,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 20:59:09,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,065 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,068 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 [2023-11-21 20:59:09,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 20:59:09,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:09,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,081 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:09,083 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 20:59:09,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:09,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,127 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,130 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 [2023-11-21 20:59:09,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 20:59:09,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:09,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,144 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 20:59:09,145 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 20:59:09,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:09,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,183 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 20:59:09,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,184 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,187 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 [2023-11-21 20:59:09,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,200 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 20:59:09,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 20:59:09,205 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 20:59:09,205 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 20:59:09,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,236 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,241 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 [2023-11-21 20:59:09,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 20:59:09,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,255 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 20:59:09,259 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 20:59:09,259 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 20:59:09,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 20:59:09,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,296 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 20:59:09,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 20:59:09,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 20:59:09,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 20:59:09,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 20:59:09,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 20:59:09,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 20:59:09,316 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 20:59:09,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 20:59:09,346 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 20:59:09,355 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-21 20:59:09,355 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-21 20:59:09,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 20:59:09,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:59:09,357 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 20:59:09,359 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 20:59:09,359 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-21 20:59:09,359 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 20:59:09,360 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 f1 = 2*ULTIMATE.start_main_~z~0#1 + 2*ULTIMATE.start_main_~y~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2023-11-21 20:59:09,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 20:59:09,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,385 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-21 20:59:09,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 1 else 0)) could not be translated [2023-11-21 20:59:09,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 * ~z~0 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 2 * ~y~0 + 2 * ~z~0 + 1 else 2 * ~x~0 + 1)) could not be translated [2023-11-21 20:59:09,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:59:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:59:09,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 20:59:09,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 20:59:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:59:09,437 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 20:59:09,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 20:59:09,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-21 20:59:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 20:59:09,822 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 20:59:09,822 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:59:09,849 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 20 transitions. Complement of second has 6 states. [2023-11-21 20:59:09,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-21 20:59:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:59:09,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2023-11-21 20:59:09,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 3 letters. [2023-11-21 20:59:09,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:09,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 10 letters. Loop has 3 letters. [2023-11-21 20:59:09,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:09,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 6 letters. [2023-11-21 20:59:09,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 20:59:09,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2023-11-21 20:59:09,854 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 20:59:09,854 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2023-11-21 20:59:09,854 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-21 20:59:09,854 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-21 20:59:09,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-21 20:59:09,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 20:59:09,855 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 20:59:09,855 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 20:59:09,855 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 20:59:09,855 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 20:59:09,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-21 20:59:09,855 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 20:59:09,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-21 20:59:09,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 08:59:09 BoogieIcfgContainer [2023-11-21 20:59:09,863 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-21 20:59:09,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 20:59:09,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 20:59:09,864 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 20:59:09,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:59:03" (3/4) ... [2023-11-21 20:59:09,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 20:59:09,868 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 20:59:09,868 INFO L158 Benchmark]: Toolchain (without parser) took 7101.59ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 108.3MB in the beginning and 102.1MB in the end (delta: 6.2MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2023-11-21 20:59:09,869 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:09,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.84ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 98.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 20:59:09,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.71ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:59:09,870 INFO L158 Benchmark]: Boogie Preprocessor took 36.96ms. Allocated memory is still 138.4MB. Free memory was 97.2MB in the beginning and 95.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:09,871 INFO L158 Benchmark]: RCFGBuilder took 296.00ms. Allocated memory is still 138.4MB. Free memory was 95.6MB in the beginning and 86.7MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 20:59:09,871 INFO L158 Benchmark]: BuchiAutomizer took 6412.54ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 86.7MB in the beginning and 102.1MB in the end (delta: -15.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-21 20:59:09,872 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 178.3MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:09,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.84ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 98.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.71ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.96ms. Allocated memory is still 138.4MB. Free memory was 97.2MB in the beginning and 95.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.00ms. Allocated memory is still 138.4MB. Free memory was 95.6MB in the beginning and 86.7MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 6412.54ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 86.7MB in the beginning and 102.1MB in the end (delta: -15.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 178.3MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 else (if 2 * ~y~0 + 1 > 0 then 1 else 0)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 * ~z~0 + 1 else (if 2 * ~y~0 + 1 > 0 then 2 * ~y~0 + 1 else 2 * ~x~0 + 1)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 1 else 0)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 * ~z~0 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 2 * ~y~0 + 2 * ~z~0 + 1 else 2 * ~x~0 + 1)) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has 3-nested ranking function null, null and consists of 6 locations. One deterministic module has 3-nested ranking function null, null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.8s. Construction of modules took 0.0s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 21 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax160 hnf100 lsp62 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf92 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 4 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-21 20:59:09,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49d903e4-5135-4d8c-93a7-5b91f38d7dc1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE