./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/afterrec_2calls-2.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_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/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_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/afterrec_2calls-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/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_a60f9662-1d7a-484f-afab-f35189c65051/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 b329d37fd8bf911c1223006468d56bb06a44739627ad380de3f708faf818709f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:05:46,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:05:46,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 16:05:46,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:05:46,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:05:46,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:05:46,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:05:46,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:05:46,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:05:46,236 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:05:46,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:05:46,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:05:46,237 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:05:46,237 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 16:05:46,237 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 16:05:46,237 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 16:05:46,237 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 16:05:46,238 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 16:05:46,238 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 16:05:46,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:05:46,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 16:05:46,238 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:05:46,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:05:46,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:05:46,240 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 16:05:46,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:05:46,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:05:46,240 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:05:46,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:05:46,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:05:46,241 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 16:05:46,241 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_a60f9662-1d7a-484f-afab-f35189c65051/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 -> b329d37fd8bf911c1223006468d56bb06a44739627ad380de3f708faf818709f [2024-11-13 16:05:46,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:05:46,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:05:46,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:05:46,662 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:05:46,662 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:05:46,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursive-simple/afterrec_2calls-2.c Unable to find full path for "g++" [2024-11-13 16:05:49,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:05:49,401 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:05:49,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/sv-benchmarks/c/recursive-simple/afterrec_2calls-2.c [2024-11-13 16:05:49,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/data/b5a0380db/3f2eceb0fbc54aeaade8a39169d4808f/FLAG018d3710f [2024-11-13 16:05:49,435 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/data/b5a0380db/3f2eceb0fbc54aeaade8a39169d4808f [2024-11-13 16:05:49,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:05:49,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:05:49,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:05:49,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:05:49,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:05:49,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eef7fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49, skipping insertion in model container [2024-11-13 16:05:49,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:05:49,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:05:49,728 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:05:49,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:05:49,766 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:05:49,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49 WrapperNode [2024-11-13 16:05:49,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:05:49,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:05:49,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:05:49,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:05:49,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,809 INFO L138 Inliner]: procedures = 13, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 32 [2024-11-13 16:05:49,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:05:49,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:05:49,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:05:49,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:05:49,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,823 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,835 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 16:05:49,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:05:49,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:05:49,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:05:49,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:05:49,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (1/1) ... [2024-11-13 16:05:49,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:49,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:49,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:49,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 16:05:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:05:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 16:05:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 16:05:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:05:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:05:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 16:05:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-13 16:05:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-13 16:05:50,025 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:05:50,027 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:05:50,159 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 16:05:50,160 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:05:50,176 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:05:50,177 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:05:50,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:05:50 BoogieIcfgContainer [2024-11-13 16:05:50,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:05:50,180 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 16:05:50,180 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 16:05:50,187 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 16:05:50,188 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:05:50,189 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 04:05:49" (1/3) ... [2024-11-13 16:05:50,190 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ace57f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:05:50, skipping insertion in model container [2024-11-13 16:05:50,190 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:05:50,190 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:49" (2/3) ... [2024-11-13 16:05:50,191 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ace57f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:05:50, skipping insertion in model container [2024-11-13 16:05:50,191 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:05:50,191 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:05:50" (3/3) ... [2024-11-13 16:05:50,192 INFO L333 chiAutomizerObserver]: Analyzing ICFG afterrec_2calls-2.c [2024-11-13 16:05:50,266 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 16:05:50,266 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 16:05:50,267 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 16:05:50,267 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 16:05:50,267 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 16:05:50,267 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 16:05:50,268 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 16:05:50,268 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 16:05:50,281 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 16:05:50,304 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 16:05:50,305 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:05:50,305 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:05:50,312 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 16:05:50,312 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 16:05:50,312 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 16:05:50,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 16:05:50,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 16:05:50,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:05:50,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:05:50,315 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 16:05:50,315 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 16:05:50,325 INFO L745 eck$LassoCheckResult]: Stem: 16#$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(20, 2);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1; 17#L23true call f(2);< 13#$Ultimate##0true [2024-11-13 16:05:50,325 INFO L747 eck$LassoCheckResult]: Loop: 13#$Ultimate##0true ~n#1 := #in~n#1; 5#L9true assume !(~n#1 < 3);#t~post6#1 := ~n#1;~n#1 := #t~post6#1 - 1;havoc #t~post6#1; 7#L11true call f2(~n#1);< 6#$Ultimate##0true ~n#1 := #in~n#1; 12#L16true assume !(~n#1 < 3);#t~post7#1 := ~n#1;~n#1 := #t~post7#1 - 1;havoc #t~post7#1; 18#L18true call f(~n#1);< 13#$Ultimate##0true [2024-11-13 16:05:50,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:05:50,332 INFO L85 PathProgramCache]: Analyzing trace with hash 40796, now seen corresponding path program 1 times [2024-11-13 16:05:50,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:05:50,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98586457] [2024-11-13 16:05:50,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:05:50,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:05:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:05:50,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:05:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:05:50,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:05:50,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:05:50,499 INFO L85 PathProgramCache]: Analyzing trace with hash 892079717, now seen corresponding path program 1 times [2024-11-13 16:05:50,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:05:50,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107848112] [2024-11-13 16:05:50,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:05:50,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:05:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:05:50,533 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:05:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:05:50,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:05:50,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:05:50,557 INFO L85 PathProgramCache]: Analyzing trace with hash 30440832, now seen corresponding path program 1 times [2024-11-13 16:05:50,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:05:50,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779286752] [2024-11-13 16:05:50,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:05:50,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:05:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:05:50,737 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 16:05:50,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:05:50,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779286752] [2024-11-13 16:05:50,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779286752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:05:50,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:05:50,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:05:50,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868659724] [2024-11-13 16:05:50,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:05:51,060 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:05:51,061 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:05:51,061 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:05:51,061 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:05:51,061 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 16:05:51,061 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,062 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:05:51,062 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:05:51,062 INFO L132 ssoRankerPreferences]: Filename of dumped script: afterrec_2calls-2.c_Iteration1_Loop [2024-11-13 16:05:51,062 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:05:51,062 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:05:51,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,189 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:05:51,190 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 16:05:51,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 16:05:51,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:05:51,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:05:51,227 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 16:05:51,227 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f2_#in~n#1=0} Honda state: {f2_#in~n#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 16:05:51,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 16:05:51,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 16:05:51,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:05:51,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:05:51,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 16:05:51,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,295 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 16:05:51,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:05:51,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 16:05:51,350 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 16:05:51,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 16:05:51,354 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:05:51,354 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:05:51,354 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:05:51,354 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:05:51,354 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:05:51,354 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,354 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:05:51,354 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:05:51,354 INFO L132 ssoRankerPreferences]: Filename of dumped script: afterrec_2calls-2.c_Iteration1_Loop [2024-11-13 16:05:51,355 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:05:51,355 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:05:51,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,383 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:05:51,441 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:05:51,446 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:05:51,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,455 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 16:05:51,459 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 16:05:51,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:05:51,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:05:51,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:05:51,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:05:51,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:05:51,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:05:51,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:05:51,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:05:51,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 16:05:51,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,505 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 16:05:51,508 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 16:05:51,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:05:51,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:05:51,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:05:51,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:05:51,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:05:51,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:05:51,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:05:51,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:05:51,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 16:05:51,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,558 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 16:05:51,583 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 16:05:51,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:05:51,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:05:51,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:05:51,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:05:51,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:05:51,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:05:51,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:05:51,600 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 16:05:51,604 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-13 16:05:51,606 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 16:05:51,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:05:51,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:05:51,611 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:05:51,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 16:05:51,614 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 16:05:51,614 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 16:05:51,614 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 16:05:51,615 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(f_#in~n#1) = 1*f_#in~n#1 Supporting invariants [] [2024-11-13 16:05:51,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 16:05:51,635 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 16:05:51,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:05:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:05:51,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:05:51,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:05:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:05:51,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:05:51,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:05:51,860 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 16:05:51,894 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2024-11-13 16:05:51,896 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 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 16:05:52,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 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 61 states and 67 transitions. Complement of second has 30 states. [2024-11-13 16:05:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2024-11-13 16:05:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 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 16:05:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 26 transitions. [2024-11-13 16:05:52,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 26 transitions. Stem has 3 letters. Loop has 6 letters. [2024-11-13 16:05:52,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:05:52,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 26 transitions. Stem has 9 letters. Loop has 6 letters. [2024-11-13 16:05:52,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:05:52,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 26 transitions. Stem has 3 letters. Loop has 12 letters. [2024-11-13 16:05:52,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:05:52,230 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 67 transitions. [2024-11-13 16:05:52,236 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:05:52,238 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 0 states and 0 transitions. [2024-11-13 16:05:52,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 16:05:52,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 16:05:52,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 16:05:52,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:05:52,241 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:05:52,241 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:05:52,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:05:52,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 16:05:52,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 16:05:52,244 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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 16:05:52,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:05:52,246 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2024-11-13 16:05:52,246 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2024-11-13 16:05:52,246 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:05:52,246 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2024-11-13 16:05:52,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 16:05:52,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 16:05:52,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 16:05:52,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:05:52,247 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:05:52,247 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:05:52,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:05:52,248 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:05:52,248 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 16:05:52,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 16:05:52,248 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:05:52,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 16:05:52,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 04:05:52 BoogieIcfgContainer [2024-11-13 16:05:52,258 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 16:05:52,259 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:05:52,259 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:05:52,259 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:05:52,260 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:05:50" (3/4) ... [2024-11-13 16:05:52,262 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:05:52,263 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:05:52,264 INFO L158 Benchmark]: Toolchain (without parser) took 2824.54ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 67.2MB in the end (delta: 27.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 16:05:52,265 INFO L158 Benchmark]: CDTParser took 1.27ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:05:52,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.82ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.2MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:05:52,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.76ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 83.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:05:52,266 INFO L158 Benchmark]: Boogie Preprocessor took 33.55ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 82.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:05:52,266 INFO L158 Benchmark]: RCFGBuilder took 335.10ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 73.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:05:52,267 INFO L158 Benchmark]: BuchiAutomizer took 2077.53ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 67.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-13 16:05:52,267 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 67.2MB in the end (delta: 454.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:05:52,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.82ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.2MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.76ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 83.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.55ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 82.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 335.10ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 73.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2077.53ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 67.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 67.2MB in the end (delta: 454.5kB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 10 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 7 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 16:05:52,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 16:05:52,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60f9662-1d7a-484f-afab-f35189c65051/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