./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/Addition03-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/Addition03-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b4726bd085117d6d28f7ec87f442bbec9d0d87c17bc39b8147695c8c5a6ec7b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:38:50,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:38:51,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:38:51,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:38:51,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:38:51,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:38:51,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:38:51,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:38:51,092 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:38:51,092 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:38:51,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:38:51,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:38:51,093 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:38:51,093 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:38:51,093 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:38:51,094 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:38:51,094 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:38:51,094 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:38:51,094 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:38:51,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:38:51,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:38:51,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:38:51,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:38:51,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:38:51,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:38:51,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:38:51,099 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:38:51,100 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b4726bd085117d6d28f7ec87f442bbec9d0d87c17bc39b8147695c8c5a6ec7b [2024-11-13 15:38:51,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:38:51,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:38:51,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:38:51,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:38:51,479 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:38:51,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursive/Addition03-1.c Unable to find full path for "g++" [2024-11-13 15:38:53,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:38:54,216 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:38:54,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/sv-benchmarks/c/recursive/Addition03-1.c [2024-11-13 15:38:54,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/data/96d330405/5f9b2d39c1884caa804a4ee06c48e86b/FLAG9b39f2d96 [2024-11-13 15:38:54,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/data/96d330405/5f9b2d39c1884caa804a4ee06c48e86b [2024-11-13 15:38:54,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:38:54,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:38:54,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:38:54,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:38:54,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:38:54,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bcb96aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54, skipping insertion in model container [2024-11-13 15:38:54,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:38:54,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:38:54,541 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:38:54,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:38:54,584 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:38:54,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54 WrapperNode [2024-11-13 15:38:54,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:38:54,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:38:54,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:38:54,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:38:54,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,630 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2024-11-13 15:38:54,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:38:54,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:38:54,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:38:54,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:38:54,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,665 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:38:54,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:38:54,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:38:54,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:38:54,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:38:54,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (1/1) ... [2024-11-13 15:38:54,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:54,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:54,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:54,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:38:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:38:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:38:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:38:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:38:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2024-11-13 15:38:54,779 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2024-11-13 15:38:54,874 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:38:54,877 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:38:55,031 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 15:38:55,031 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:38:55,043 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:38:55,044 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:38:55,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:38:55 BoogieIcfgContainer [2024-11-13 15:38:55,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:38:55,045 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:38:55,046 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:38:55,052 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:38:55,053 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:38:55,054 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:38:54" (1/3) ... [2024-11-13 15:38:55,055 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@584b3776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:38:55, skipping insertion in model container [2024-11-13 15:38:55,056 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:38:55,058 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:38:54" (2/3) ... [2024-11-13 15:38:55,059 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@584b3776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:38:55, skipping insertion in model container [2024-11-13 15:38:55,059 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:38:55,059 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:38:55" (3/3) ... [2024-11-13 15:38:55,061 INFO L333 chiAutomizerObserver]: Analyzing ICFG Addition03-1.c [2024-11-13 15:38:55,152 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:38:55,152 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:38:55,152 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:38:55,152 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:38:55,154 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:38:55,155 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:38:55,155 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:38:55,155 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:38:55,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 15:38:55,191 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:38:55,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:38:55,192 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:38:55,200 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 15:38:55,200 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:38:55,200 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 15:38:55,202 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 15:38:55,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:38:55,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:38:55,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:38:55,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 15:38:55,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:38:55,216 INFO L745 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 8#L31true call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);< 5#$Ultimate##0true [2024-11-13 15:38:55,218 INFO L747 eck$LassoCheckResult]: Loop: 5#$Ultimate##0true ~m := #in~m;~n := #in~n; 6#L16true assume !(0 == ~n); 13#L19true assume ~n > 0; 14#L20true call #t~ret4 := addition(1 + ~m, ~n - 1);< 5#$Ultimate##0true [2024-11-13 15:38:55,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:55,225 INFO L85 PathProgramCache]: Analyzing trace with hash 29888, now seen corresponding path program 1 times [2024-11-13 15:38:55,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:55,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264949193] [2024-11-13 15:38:55,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:55,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:55,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1450930, now seen corresponding path program 1 times [2024-11-13 15:38:55,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:55,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233180943] [2024-11-13 15:38:55,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:55,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:55,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:55,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1832919281, now seen corresponding path program 1 times [2024-11-13 15:38:55,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:55,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148494329] [2024-11-13 15:38:55,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:55,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,482 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:55,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:55,742 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:38:55,743 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:38:55,743 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:38:55,743 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:38:55,743 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:38:55,743 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:55,743 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:38:55,744 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:38:55,744 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration1_Loop [2024-11-13 15:38:55,744 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:38:55,744 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:38:55,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:55,933 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:38:55,934 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:38:55,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:55,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:55,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:55,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 15:38:55,943 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:55,943 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:55,970 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:55,971 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:38:55,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:55,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:55,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:55,997 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 15:38:56,002 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:56,002 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:56,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 15:38:56,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 15:38:56,052 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:38:56,052 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:56,099 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:56,099 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#in~m=0} Honda state: {addition_#in~m=0} Generalized eigenvectors: [{addition_#in~m=7}, {addition_#in~m=-3}, {addition_#in~m=-3}] Lambdas: [1, 0, 1] Nus: [0, 1] [2024-11-13 15:38:56,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 15:38:56,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,124 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 15:38:56,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:56,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:56,149 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:56,149 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:38:56,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:56,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,172 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 15:38:56,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:56,174 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:56,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 15:38:56,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,225 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 15:38:56,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:38:56,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:56,331 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:38:56,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:56,335 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:38:56,335 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:38:56,335 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:38:56,335 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:38:56,335 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:38:56,335 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,335 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:38:56,336 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:38:56,336 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration1_Loop [2024-11-13 15:38:56,336 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:38:56,336 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:38:56,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:56,476 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:38:56,482 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:38:56,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,487 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 15:38:56,490 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 [2024-11-13 15:38:56,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:38:56,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:38:56,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:38:56,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:38:56,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:38:56,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:38:56,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:38:56,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:38:56,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 15:38:56,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,554 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 15:38:56,558 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 [2024-11-13 15:38:56,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:38:56,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:38:56,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:38:56,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:38:56,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:38:56,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:38:56,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:38:56,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:38:56,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 15:38:56,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,612 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 15:38:56,618 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 [2024-11-13 15:38:56,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:38:56,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:38:56,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:38:56,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:38:56,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:38:56,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:38:56,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:38:56,645 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:38:56,651 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:38:56,655 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 15:38:56,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:56,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:56,662 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:56,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 15:38:56,670 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:38:56,671 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:38:56,671 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:38:56,672 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_#in~n) = 1*addition_#in~n Supporting invariants [] [2024-11-13 15:38:56,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 15:38:56,699 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:38:56,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:38:56,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 15:38:56,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:38:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:38:56,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:38:56,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:38:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:38:56,944 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 [2024-11-13 15:38:56,949 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:38:57,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 15:38:57,140 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 68 transitions. Complement of second has 16 states. [2024-11-13 15:38:57,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-13 15:38:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:38:57,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2024-11-13 15:38:57,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-13 15:38:57,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:38:57,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-13 15:38:57,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:38:57,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 3 letters. Loop has 8 letters. [2024-11-13 15:38:57,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:38:57,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 68 transitions. [2024-11-13 15:38:57,164 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:38:57,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 25 states and 28 transitions. [2024-11-13 15:38:57,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-13 15:38:57,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-13 15:38:57,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 28 transitions. [2024-11-13 15:38:57,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:38:57,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-11-13 15:38:57,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 28 transitions. [2024-11-13 15:38:57,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 16. [2024-11-13 15:38:57,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 4 states have call successors, (4), 3 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:38:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2024-11-13 15:38:57,200 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-13 15:38:57,200 INFO L424 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-13 15:38:57,201 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 15:38:57,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2024-11-13 15:38:57,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:38:57,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:38:57,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:38:57,202 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 15:38:57,202 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 15:38:57,203 INFO L745 eck$LassoCheckResult]: Stem: 142#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3); 143#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 134#L31 call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);< 135#$Ultimate##0 ~m := #in~m;~n := #in~n; 137#L16 assume !(0 == ~n); 139#L19 assume !(~n > 0); 141#L22 [2024-11-13 15:38:57,203 INFO L747 eck$LassoCheckResult]: Loop: 141#L22 assume ~n < 0; 130#L23 call #t~ret5 := addition(~m - 1, 1 + ~n);< 132#$Ultimate##0 ~m := #in~m;~n := #in~n; 145#L16 assume !(0 == ~n); 144#L19 assume !(~n > 0); 141#L22 [2024-11-13 15:38:57,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:57,204 INFO L85 PathProgramCache]: Analyzing trace with hash 890410423, now seen corresponding path program 1 times [2024-11-13 15:38:57,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:57,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449654915] [2024-11-13 15:38:57,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:57,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,241 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:57,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:57,241 INFO L85 PathProgramCache]: Analyzing trace with hash 57513645, now seen corresponding path program 1 times [2024-11-13 15:38:57,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:57,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558688990] [2024-11-13 15:38:57,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:57,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:57,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:38:57,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1572724041, now seen corresponding path program 1 times [2024-11-13 15:38:57,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:38:57,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198096474] [2024-11-13 15:38:57,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:38:57,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:38:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:38:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:38:57,305 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:38:57,524 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:38:57,524 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:38:57,524 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:38:57,524 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:38:57,524 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:38:57,524 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:57,524 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:38:57,524 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:38:57,524 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration2_Loop [2024-11-13 15:38:57,525 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:38:57,525 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:38:57,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:57,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:57,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:57,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:57,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:38:57,655 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:38:57,655 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:38:57,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:57,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:57,658 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:57,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 15:38:57,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:57,662 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:57,688 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:57,688 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:38:57,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:57,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:57,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:57,714 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:57,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 15:38:57,718 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:57,718 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:57,740 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:57,740 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret5=0} Honda state: {addition_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:38:57,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 15:38:57,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:57,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:57,766 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:57,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 15:38:57,770 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:57,771 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:57,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:57,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:57,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:57,837 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:57,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 15:38:57,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:38:57,841 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:58,040 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:58,040 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#in~m=-4, addition_~m=2} Honda state: {addition_#in~m=-4, addition_~m=2} Generalized eigenvectors: [{addition_#in~m=0, addition_~m=0}, {addition_#in~m=6, addition_~m=0}, {addition_#in~m=-1, addition_~m=-1}] Lambdas: [15, 0, 1] Nus: [0, 0] [2024-11-13 15:38:58,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:58,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:58,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:58,063 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:58,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 15:38:58,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:58,066 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:58,086 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:38:58,086 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:38:58,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-13 15:38:58,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:58,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:58,113 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:58,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 15:38:58,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:38:58,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:38:58,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 15:38:58,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:38:58,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:38:58,179 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:38:58,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 15:38:58,183 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:38:58,183 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:39:04,571 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:39:04,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:04,575 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:39:04,575 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:39:04,575 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:39:04,575 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:39:04,575 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:39:04,575 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,575 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:39:04,575 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:39:04,575 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration2_Loop [2024-11-13 15:39:04,575 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:39:04,576 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:39:04,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:04,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:04,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:04,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:04,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:04,709 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:39:04,709 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:39:04,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,713 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 15:39:04,716 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 [2024-11-13 15:39:04,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:04,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:04,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:04,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:04,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:04,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:04,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:04,737 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:04,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 15:39:04,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,761 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 15:39:04,764 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 [2024-11-13 15:39:04,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:04,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:04,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:04,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:04,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:04,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:04,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:04,781 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:04,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 15:39:04,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,806 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 15:39:04,809 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 [2024-11-13 15:39:04,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:04,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:04,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:04,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:04,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:04,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:04,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:04,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:04,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:04,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,846 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 15:39:04,849 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 [2024-11-13 15:39:04,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:04,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:04,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:04,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:04,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:04,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:04,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:04,869 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:04,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-13 15:39:04,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,889 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 15:39:04,893 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 [2024-11-13 15:39:04,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:04,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:04,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:04,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:04,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:04,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:04,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:04,921 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:39:04,929 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:39:04,929 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 15:39:04,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:04,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:04,932 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:04,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 15:39:04,936 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:39:04,936 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:39:04,936 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:39:04,936 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_~n) = -1*addition_~n Supporting invariants [] [2024-11-13 15:39:04,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 15:39:04,953 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:39:04,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:05,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 15:39:05,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:05,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:39:05,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:05,147 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-13 15:39:05,148 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 19 transitions. cyclomatic complexity: 5 Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:05,199 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 19 transitions. cyclomatic complexity: 5. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 35 transitions. Complement of second has 13 states. [2024-11-13 15:39:05,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-13 15:39:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2024-11-13 15:39:05,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 6 letters. Loop has 5 letters. [2024-11-13 15:39:05,201 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:05,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 11 letters. Loop has 5 letters. [2024-11-13 15:39:05,201 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:05,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 6 letters. Loop has 10 letters. [2024-11-13 15:39:05,202 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:05,202 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 35 transitions. [2024-11-13 15:39:05,203 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:39:05,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 25 states and 29 transitions. [2024-11-13 15:39:05,204 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-13 15:39:05,204 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-13 15:39:05,204 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2024-11-13 15:39:05,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:39:05,204 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-11-13 15:39:05,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2024-11-13 15:39:05,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2024-11-13 15:39:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 18 states have internal predecessors, (22), 5 states have call successors, (5), 4 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2024-11-13 15:39:05,211 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 27 transitions. [2024-11-13 15:39:05,212 INFO L424 stractBuchiCegarLoop]: Abstraction has 23 states and 27 transitions. [2024-11-13 15:39:05,212 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 15:39:05,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 27 transitions. [2024-11-13 15:39:05,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:39:05,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:39:05,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:39:05,213 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:05,214 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:39:05,214 INFO L745 eck$LassoCheckResult]: Stem: 256#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3); 257#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 245#L31 call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);< 258#$Ultimate##0 ~m := #in~m;~n := #in~n; 251#L16 assume !(0 == ~n); 263#L19 assume !(~n > 0); 254#L22 assume ~n < 0; 244#L23 call #t~ret5 := addition(~m - 1, 1 + ~n);< 247#$Ultimate##0 ~m := #in~m;~n := #in~n; 262#L16 assume !(0 == ~n); 259#L19 assume ~n > 0; 242#L20 [2024-11-13 15:39:05,216 INFO L747 eck$LassoCheckResult]: Loop: 242#L20 call #t~ret4 := addition(1 + ~m, ~n - 1);< 243#$Ultimate##0 ~m := #in~m;~n := #in~n; 248#L16 assume !(0 == ~n); 252#L19 assume ~n > 0; 242#L20 [2024-11-13 15:39:05,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:05,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1572724044, now seen corresponding path program 1 times [2024-11-13 15:39:05,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:05,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9935510] [2024-11-13 15:39:05,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:05,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:05,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9935510] [2024-11-13 15:39:05,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9935510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:05,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:05,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:39:05,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116407256] [2024-11-13 15:39:05,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:05,384 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:39:05,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:05,385 INFO L85 PathProgramCache]: Analyzing trace with hash 2042800, now seen corresponding path program 2 times [2024-11-13 15:39:05,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:05,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533950117] [2024-11-13 15:39:05,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:05,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:39:05,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:39:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:39:05,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:39:05,535 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:39:05,535 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:39:05,535 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:39:05,536 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:39:05,536 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:39:05,536 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:05,536 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:39:05,536 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:39:05,536 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration3_Loop [2024-11-13 15:39:05,536 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:39:05,536 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:39:05,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:05,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:05,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:05,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:05,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:05,631 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:39:05,631 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:39:05,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:05,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:05,633 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:05,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 15:39:05,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:39:05,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:39:05,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 15:39:05,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:05,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:05,700 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:05,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 15:39:05,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:39:05,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:39:06,686 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:39:06,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:06,691 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:39:06,691 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:39:06,691 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:39:06,691 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:39:06,691 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:39:06,691 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,691 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:39:06,691 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:39:06,691 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition03-1.c_Iteration3_Loop [2024-11-13 15:39:06,691 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:39:06,691 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:39:06,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:06,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:06,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:06,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:06,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:39:06,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 15:39:06,819 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:39:06,820 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:39:06,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:06,824 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:06,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 15:39:06,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:39:06,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:06,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:06,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:06,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:06,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:06,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:06,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:06,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:06,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:06,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:06,866 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:06,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 15:39:06,868 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 [2024-11-13 15:39:06,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:06,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:06,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:06,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:06,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:06,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:06,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:06,886 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:06,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 15:39:06,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:06,901 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:06,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 15:39:06,903 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 [2024-11-13 15:39:06,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:06,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:06,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:06,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:06,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:06,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:06,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:06,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:06,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 15:39:06,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:06,941 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:06,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 15:39:06,945 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 [2024-11-13 15:39:06,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:06,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:06,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:06,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:06,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:06,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:06,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:06,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:39:06,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 15:39:06,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:06,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:06,990 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:06,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 15:39:06,994 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 [2024-11-13 15:39:07,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:39:07,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:39:07,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:39:07,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:39:07,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:39:07,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:39:07,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:39:07,019 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:39:07,025 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:39:07,026 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 15:39:07,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:39:07,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:07,029 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:07,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 15:39:07,032 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:39:07,032 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:39:07,033 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:39:07,033 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_~n) = 1*addition_~n Supporting invariants [] [2024-11-13 15:39:07,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 15:39:07,056 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:39:07,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:07,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:39:07,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:07,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:39:07,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:07,209 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 [2024-11-13 15:39:07,209 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 27 transitions. cyclomatic complexity: 7 Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:07,268 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 27 transitions. cyclomatic complexity: 7. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 63 transitions. Complement of second has 9 states. [2024-11-13 15:39:07,269 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 [2024-11-13 15:39:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2024-11-13 15:39:07,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 11 letters. Loop has 4 letters. [2024-11-13 15:39:07,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:07,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-13 15:39:07,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:07,271 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 11 letters. Loop has 8 letters. [2024-11-13 15:39:07,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:39:07,271 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 63 transitions. [2024-11-13 15:39:07,274 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 15:39:07,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 47 states and 55 transitions. [2024-11-13 15:39:07,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-11-13 15:39:07,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-11-13 15:39:07,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 55 transitions. [2024-11-13 15:39:07,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:39:07,276 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 55 transitions. [2024-11-13 15:39:07,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 55 transitions. [2024-11-13 15:39:07,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 41. [2024-11-13 15:39:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 33 states have (on average 1.121212121212121) internal successors, (37), 32 states have internal predecessors, (37), 8 states have call successors, (11), 8 states have call predecessors, (11), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2024-11-13 15:39:07,281 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 48 transitions. [2024-11-13 15:39:07,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:07,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:39:07,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:07,286 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand has 5 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:39:07,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:07,335 INFO L93 Difference]: Finished difference Result 29 states and 31 transitions. [2024-11-13 15:39:07,335 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 31 transitions. [2024-11-13 15:39:07,337 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:39:07,337 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2024-11-13 15:39:07,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 15:39:07,337 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 15:39:07,337 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 15:39:07,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:39:07,338 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:39:07,338 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:39:07,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:39:07,339 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:39:07,339 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 15:39:07,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 15:39:07,340 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:39:07,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 15:39:07,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:39:07 BoogieIcfgContainer [2024-11-13 15:39:07,351 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:39:07,351 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:39:07,352 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:39:07,352 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:39:07,352 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:38:55" (3/4) ... [2024-11-13 15:39:07,356 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:39:07,357 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:39:07,360 INFO L158 Benchmark]: Toolchain (without parser) took 13090.69ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 92.6MB in the end (delta: 26.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2024-11-13 15:39:07,360 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:07,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.42ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:39:07,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.75ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:07,361 INFO L158 Benchmark]: Boogie Preprocessor took 50.03ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:07,361 INFO L158 Benchmark]: RCFGBuilder took 361.18ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 96.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:39:07,362 INFO L158 Benchmark]: BuchiAutomizer took 12305.40ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 93.4MB in the end (delta: 3.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-13 15:39:07,364 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.6MB in the end (delta: 801.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:07,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.42ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.75ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.03ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 361.18ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 96.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 12305.40ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 93.4MB in the end (delta: 3.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.6MB in the end (delta: 801.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. One deterministic module has affine ranking function ((__int128) -1 * n) and consists of 5 locations. One deterministic module has affine ranking function n and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.2s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 11.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 17 StatesRemovedByMinimization, 3 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 46 mSDsluCounter, 49 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 37 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf92 smp89 dnf100 smp100 tf110 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 8.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 15:39:07,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 15:39:07,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f7ce6a-0373-4750-b970-aea5c2e2ffdb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE