./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme --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 1cb3876964e898cb74177d566a886d0758635fef9e6a24a10db9184be8738e4b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:00:51,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:51,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 12:00:51,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:51,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:51,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:51,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:51,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:51,340 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:51,341 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:51,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:51,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:51,343 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:51,344 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 12:00:51,345 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 12:00:51,346 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 12:00:51,346 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 12:00:51,347 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 12:00:51,348 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 12:00:51,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:51,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 12:00:51,350 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:00:51,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:00:51,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:00:51,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:51,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 12:00:51,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 12:00:51,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 12:00:51,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:00:51,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:00:51,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:51,356 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 12:00:51,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:51,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:51,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:51,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:51,358 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:00:51,358 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 12:00:51,359 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cb3876964e898cb74177d566a886d0758635fef9e6a24a10db9184be8738e4b [2023-11-26 12:00:51,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:51,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:51,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:51,746 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:51,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:51,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2023-11-26 12:00:54,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:55,199 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:55,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2023-11-26 12:00:55,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/data/93e767619/717ddea834e64792bb7ac0ddc7ec4ef9/FLAGd9ae1b3d4 [2023-11-26 12:00:55,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/data/93e767619/717ddea834e64792bb7ac0ddc7ec4ef9 [2023-11-26 12:00:55,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:55,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:55,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:55,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:55,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:55,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60df3eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55, skipping insertion in model container [2023-11-26 12:00:55,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:55,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:55,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:55,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:55,793 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:55,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55 WrapperNode [2023-11-26 12:00:55,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:55,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:55,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:55,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:55,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,892 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 12, calls inlined = 34, statements flattened = 656 [2023-11-26 12:00:55,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:55,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:55,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:55,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:55,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,920 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,947 INFO L175 MemorySlicer]: Split 379 memory accesses to 2 slices as follows [2, 377]. 99 percent of accesses are in the largest equivalence class. The 363 initializations are split as follows [2, 361]. The 0 writes are split as follows [0, 0]. [2023-11-26 12:00:55,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:55,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:55,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:55,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:55,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:56,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (1/1) ... [2023-11-26 12:00:56,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:00:56,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:56,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:56,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:00:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:00:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-26 12:00:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-26 12:00:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-26 12:00:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-26 12:00:56,257 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:56,259 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:56,974 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:56,983 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:56,984 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 12:00:56,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:56 BoogieIcfgContainer [2023-11-26 12:00:56,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:56,986 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 12:00:56,987 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 12:00:56,991 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 12:00:56,991 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:00:56,992 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 12:00:55" (1/3) ... [2023-11-26 12:00:56,993 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b116e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:00:56, skipping insertion in model container [2023-11-26 12:00:56,993 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:00:56,993 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:55" (2/3) ... [2023-11-26 12:00:56,994 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b116e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:00:56, skipping insertion in model container [2023-11-26 12:00:56,994 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:00:56,994 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:56" (3/3) ... [2023-11-26 12:00:56,995 INFO L332 chiAutomizerObserver]: Analyzing ICFG sin_interpolated_index-1.c [2023-11-26 12:00:57,050 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 12:00:57,051 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 12:00:57,051 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 12:00:57,051 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 12:00:57,051 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 12:00:57,052 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 12:00:57,052 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 12:00:57,052 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 12:00:57,057 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 61 states, 60 states have (on average 1.2666666666666666) internal successors, (76), 60 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:00:57,080 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 12:00:57,080 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 12:00:57,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 12:00:57 BoogieIcfgContainer [2023-11-26 12:00:57,086 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 12:00:57,087 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:00:57,087 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:00:57,088 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:00:57,088 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:56" (3/4) ... [2023-11-26 12:00:57,090 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 12:00:57,092 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:00:57,093 INFO L158 Benchmark]: Toolchain (without parser) took 1852.65ms. Allocated memory is still 157.3MB. Free memory was 111.4MB in the beginning and 114.5MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:00:57,094 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:00:57,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.04ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 91.4MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-26 12:00:57,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.62ms. Allocated memory is still 157.3MB. Free memory was 91.4MB in the beginning and 85.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 12:00:57,096 INFO L158 Benchmark]: Boogie Preprocessor took 104.57ms. Allocated memory is still 157.3MB. Free memory was 85.7MB in the beginning and 80.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:57,097 INFO L158 Benchmark]: RCFGBuilder took 986.95ms. Allocated memory is still 157.3MB. Free memory was 80.0MB in the beginning and 120.0MB in the end (delta: -40.0MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-26 12:00:57,098 INFO L158 Benchmark]: BuchiAutomizer took 100.16ms. Allocated memory is still 157.3MB. Free memory was 120.0MB in the beginning and 114.5MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 12:00:57,098 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 157.3MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:00:57,102 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.04ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 91.4MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.62ms. Allocated memory is still 157.3MB. Free memory was 91.4MB in the beginning and 85.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.57ms. Allocated memory is still 157.3MB. Free memory was 85.7MB in the beginning and 80.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 986.95ms. Allocated memory is still 157.3MB. Free memory was 80.0MB in the beginning and 120.0MB in the end (delta: -40.0MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 100.16ms. Allocated memory is still 157.3MB. Free memory was 120.0MB in the beginning and 114.5MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 157.3MB. Free memory is still 114.5MB. 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 Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-26 12:00:57,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab19c342-29f6-41bd-8720-c66d068b945e/bin/uautomizer-verify-VRDe98Ueme/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