./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_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_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/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_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/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_7ea222cd-2cbe-4d16-9f47-dfaade888cea/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 194855cc593aace8a0b3bff26f13c89f126df5a7be0755153ae044c8b9c94359 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:28:34,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:28:34,586 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 13:28:34,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:28:34,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:28:34,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:28:34,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:28:34,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:28:34,645 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:28:34,645 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:28:34,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:28:34,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:28:34,647 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:28:34,648 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 13:28:34,649 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 13:28:34,649 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 13:28:34,649 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 13:28:34,649 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 13:28:34,649 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 13:28:34,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 13:28:34,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 13:28:34,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:28:34,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:28:34,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:28:34,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:28:34,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:28:34,654 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 13:28:34,655 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_7ea222cd-2cbe-4d16-9f47-dfaade888cea/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 -> 194855cc593aace8a0b3bff26f13c89f126df5a7be0755153ae044c8b9c94359 [2024-11-13 13:28:35,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:28:35,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:28:35,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:28:35,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:28:35,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:28:35,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/float-benchs/zonotope_2.c Unable to find full path for "g++" [2024-11-13 13:28:37,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:28:37,483 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:28:37,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/sv-benchmarks/c/float-benchs/zonotope_2.c [2024-11-13 13:28:37,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/data/cd70b1dc2/7fcdc31812f04e01881e89e2e4459d0f/FLAG1c2aa5a16 [2024-11-13 13:28:37,535 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/data/cd70b1dc2/7fcdc31812f04e01881e89e2e4459d0f [2024-11-13 13:28:37,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:28:37,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:28:37,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:28:37,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:28:37,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:28:37,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b20288a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37, skipping insertion in model container [2024-11-13 13:28:37,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,572 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:28:37,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:28:37,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:28:37,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:28:37,808 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:28:37,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37 WrapperNode [2024-11-13 13:28:37,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:28:37,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:28:37,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:28:37,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:28:37,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,846 INFO L138 Inliner]: procedures = 12, calls = 11, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 51 [2024-11-13 13:28:37,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:28:37,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:28:37,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:28:37,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:28:37,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,862 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,882 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 13:28:37,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:28:37,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:28:37,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:28:37,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:28:37,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (1/1) ... [2024-11-13 13:28:37,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:37,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:37,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:37,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 13:28:37,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:28:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:28:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:28:37,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:28:38,065 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:28:38,067 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:28:38,265 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 13:28:38,266 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:28:38,280 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:28:38,280 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:28:38,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:28:38 BoogieIcfgContainer [2024-11-13 13:28:38,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:28:38,282 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 13:28:38,283 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 13:28:38,288 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 13:28:38,290 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:28:38,290 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 01:28:37" (1/3) ... [2024-11-13 13:28:38,291 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@705ba2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:28:38, skipping insertion in model container [2024-11-13 13:28:38,293 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:28:38,293 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:28:37" (2/3) ... [2024-11-13 13:28:38,294 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@705ba2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:28:38, skipping insertion in model container [2024-11-13 13:28:38,294 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:28:38,294 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:28:38" (3/3) ... [2024-11-13 13:28:38,295 INFO L333 chiAutomizerObserver]: Analyzing ICFG zonotope_2.c [2024-11-13 13:28:38,382 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 13:28:38,382 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 13:28:38,383 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 13:28:38,383 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 13:28:38,383 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 13:28:38,383 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 13:28:38,383 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 13:28:38,383 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 13:28:38,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:28:38,414 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-13 13:28:38,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:28:38,415 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:28:38,421 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 13:28:38,421 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 13:28:38,422 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 13:28:38,422 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:28:38,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-13 13:28:38,425 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:28:38,425 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:28:38,425 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 13:28:38,425 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 13:28:38,435 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(13, 2);call #Ultimate.allocInit(12, 3); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post4#1, main_~x~0#1, main_~x1~0#1, main_~y~0#1, main_~y1~0#1, main_~i~0#1;main_~x~0#1 := 12.0;main_~x1~0#1 := 12.0;main_~y~0#1 := 16.0;main_~y1~0#1 := 16.0;havoc main_~i~0#1;main_~i~0#1 := 0; 2#L19-2true [2024-11-13 13:28:38,436 INFO L747 eck$LassoCheckResult]: Loop: 2#L19-2true assume !!(main_~i~0#1 < 100000);main_~x~0#1 := main_~x1~0#1;main_~y~0#1 := main_~y1~0#1;main_~x1~0#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(3.0, main_~x~0#1), 4.0), ~someBinaryArithmeticFLOAToperation(main_~y~0#1, 4.0));main_~y1~0#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(main_~x~0#1, 4.0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(3.0, main_~y~0#1), 4.0));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~x1~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~x1~0#1, 100.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 14#L10true assume !(0 == __VERIFIER_assert_~cond#1); 17#L10-3true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~y1~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~y1~0#1, 100.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 6#L10-4true assume !(0 == __VERIFIER_assert_~cond#1); 15#L10-7true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2#L19-2true [2024-11-13 13:28:38,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:28:38,447 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-13 13:28:38,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:28:38,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208261688] [2024-11-13 13:28:38,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:28:38,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:28:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:28:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:28:38,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:28:38,610 INFO L85 PathProgramCache]: Analyzing trace with hash 38452527, now seen corresponding path program 1 times [2024-11-13 13:28:38,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:28:38,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857678830] [2024-11-13 13:28:38,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:28:38,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:28:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:28:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,670 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:28:38,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:28:38,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1809892013, now seen corresponding path program 1 times [2024-11-13 13:28:38,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:28:38,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749353472] [2024-11-13 13:28:38,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:28:38,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:28:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:28:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:28:38,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:28:38,941 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:28:38,942 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:28:38,943 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:28:38,943 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:28:38,943 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 13:28:38,943 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:38,943 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:28:38,943 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:28:38,944 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-13 13:28:38,944 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:28:38,944 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:28:38,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:38,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:38,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:38,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:38,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,088 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:28:39,089 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 13:28:39,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:39,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:39,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 13:28:39,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 13:28:39,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 13:28:39,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 13:28:39,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:39,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:39,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 13:28:39,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 13:28:39,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 13:28:39,201 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 13:28:39,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 13:28:39,204 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:28:39,205 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:28:39,205 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:28:39,205 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:28:39,205 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:28:39,205 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,205 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:28:39,205 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:28:39,205 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-13 13:28:39,205 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:28:39,205 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:28:39,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:28:39,304 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:28:39,308 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:28:39,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:39,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:39,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 13:28:39,313 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 13:28:39,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:28:39,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:28:39,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:28:39,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:28:39,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:28:39,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:28:39,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:28:39,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:28:39,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 13:28:39,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:39,354 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:39,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 13:28:39,359 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 13:28:39,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:28:39,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:28:39,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:28:39,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:28:39,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:28:39,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:28:39,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:28:39,376 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:28:39,382 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 13:28:39,385 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 13:28:39,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:28:39,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:28:39,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:28:39,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 13:28:39,393 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:28:39,393 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 13:28:39,394 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:28:39,394 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 199999 Supporting invariants [] [2024-11-13 13:28:39,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 13:28:39,412 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 13:28:39,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:28:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:28:39,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 13:28:39,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:28:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:28:39,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 13:28:39,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:28:39,664 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 13:28:39,708 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 13:28:39,711 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:28:39,789 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 52 transitions. Complement of second has 6 states. [2024-11-13 13:28:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 13:28:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:28:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2024-11-13 13:28:39,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-13 13:28:39,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:28:39,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-13 13:28:39,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:28:39,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-13 13:28:39,816 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:28:39,817 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 52 transitions. [2024-11-13 13:28:39,820 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:28:39,825 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2024-11-13 13:28:39,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 13:28:39,826 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 13:28:39,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 13:28:39,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:28:39,827 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:28:39,828 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:28:39,828 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:28:39,828 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 13:28:39,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 13:28:39,828 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:28:39,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 13:28:39,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 01:28:39 BoogieIcfgContainer [2024-11-13 13:28:39,842 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 13:28:39,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:28:39,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:28:39,844 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:28:39,845 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:28:38" (3/4) ... [2024-11-13 13:28:39,848 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 13:28:39,849 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:28:39,851 INFO L158 Benchmark]: Toolchain (without parser) took 2306.93ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 48.5MB in the end (delta: 71.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 13:28:39,851 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:28:39,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.90ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:28:39,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.08ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:28:39,852 INFO L158 Benchmark]: Boogie Preprocessor took 54.21ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:28:39,853 INFO L158 Benchmark]: RCFGBuilder took 377.56ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 96.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:28:39,853 INFO L158 Benchmark]: BuchiAutomizer took 1560.10ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 48.7MB in the end (delta: 47.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 13:28:39,853 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 142.6MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:28:39,859 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.90ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.08ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.21ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 377.56ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 96.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1560.10ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 48.7MB in the end (delta: 47.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 142.6MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * i) + 199999) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 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: 26ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 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 13:28:39,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 13:28:40,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea222cd-2cbe-4d16-9f47-dfaade888cea/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