./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff 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_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu --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 a1a8d839de719affcdce7d478fe01c72ef8bd5c3f8508077dd75702521e0650f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:56:03,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:56:03,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:56:04,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:56:04,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:56:04,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:56:04,050 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:56:04,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:56:04,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:56:04,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:56:04,058 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:56:04,058 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:56:04,059 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:56:04,061 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:56:04,061 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:56:04,062 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:56:04,062 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:56:04,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:56:04,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:56:04,064 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:56:04,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:56:04,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:56:04,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:56:04,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:56:04,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:56:04,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:56:04,067 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:56:04,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:56:04,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:56:04,068 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:56:04,069 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:56:04,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:56:04,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:56:04,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:56:04,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:56:04,071 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:56:04,071 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_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1a8d839de719affcdce7d478fe01c72ef8bd5c3f8508077dd75702521e0650f [2023-11-19 07:56:04,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:56:04,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:56:04,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:56:04,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:56:04,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:56:04,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/floats-cbmc-regression/float22.i [2023-11-19 07:56:07,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:56:07,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:56:07,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/sv-benchmarks/c/floats-cbmc-regression/float22.i [2023-11-19 07:56:07,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/data/40e86ab60/b34212c4030f4dfcaa5601a549c2cc46/FLAG1e96cd699 [2023-11-19 07:56:07,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/data/40e86ab60/b34212c4030f4dfcaa5601a549c2cc46 [2023-11-19 07:56:07,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:56:07,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:56:07,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:07,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:56:07,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:56:07,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:07" (1/1) ... [2023-11-19 07:56:07,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1616f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:07, skipping insertion in model container [2023-11-19 07:56:07,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:07" (1/1) ... [2023-11-19 07:56:07,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:56:08,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:08,176 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:56:08,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:08,264 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:56:08,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08 WrapperNode [2023-11-19 07:56:08,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:08,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:08,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:56:08,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:56:08,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,323 INFO L138 Inliner]: procedures = 21, calls = 84, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 260 [2023-11-19 07:56:08,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:08,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:56:08,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:56:08,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:56:08,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,346 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:56:08,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:56:08,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:56:08,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:56:08,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (1/1) ... [2023-11-19 07:56:08,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:56:08,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:56:08,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:56:08,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:56:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:56:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:56:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:56:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 07:56:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:56:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 07:56:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:56:08,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:56:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:56:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:56:08,572 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:56:08,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:56:09,259 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:56:09,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:56:09,273 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:56:09,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:09 BoogieIcfgContainer [2023-11-19 07:56:09,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:56:09,278 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:56:09,278 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:56:09,283 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:56:09,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:56:09,285 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:56:07" (1/3) ... [2023-11-19 07:56:09,286 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cb37732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:56:09, skipping insertion in model container [2023-11-19 07:56:09,287 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:56:09,287 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:08" (2/3) ... [2023-11-19 07:56:09,289 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cb37732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:56:09, skipping insertion in model container [2023-11-19 07:56:09,289 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:56:09,289 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:09" (3/3) ... [2023-11-19 07:56:09,291 INFO L332 chiAutomizerObserver]: Analyzing ICFG float22.i [2023-11-19 07:56:09,358 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:56:09,358 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:56:09,358 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:56:09,358 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:56:09,358 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:56:09,359 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:56:09,360 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:56:09,360 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:56:09,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 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) [2023-11-19 07:56:09,385 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:56:09,386 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 07:56:09,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:56:09 BoogieIcfgContainer [2023-11-19 07:56:09,391 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:56:09,392 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:56:09,392 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:56:09,392 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:56:09,393 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:09" (3/4) ... [2023-11-19 07:56:09,395 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:56:09,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:56:09,398 INFO L158 Benchmark]: Toolchain (without parser) took 1511.28ms. Allocated memory is still 165.7MB. Free memory was 124.0MB in the beginning and 62.0MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,399 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 165.7MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:56:09,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.00ms. Allocated memory is still 165.7MB. Free memory was 123.4MB in the beginning and 111.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.76ms. Allocated memory is still 165.7MB. Free memory was 111.6MB in the beginning and 109.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,401 INFO L158 Benchmark]: Boogie Preprocessor took 59.74ms. Allocated memory is still 165.7MB. Free memory was 109.3MB in the beginning and 106.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,401 INFO L158 Benchmark]: RCFGBuilder took 889.73ms. Allocated memory is still 165.7MB. Free memory was 106.6MB in the beginning and 67.7MB in the end (delta: 38.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,402 INFO L158 Benchmark]: BuchiAutomizer took 113.09ms. Allocated memory is still 165.7MB. Free memory was 67.7MB in the beginning and 62.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 07:56:09,403 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 165.7MB. Free memory was 62.6MB in the beginning and 62.0MB in the end (delta: 581.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:56:09,406 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 165.7MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.00ms. Allocated memory is still 165.7MB. Free memory was 123.4MB in the beginning and 111.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.76ms. Allocated memory is still 165.7MB. Free memory was 111.6MB in the beginning and 109.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.74ms. Allocated memory is still 165.7MB. Free memory was 109.3MB in the beginning and 106.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 889.73ms. Allocated memory is still 165.7MB. Free memory was 106.6MB in the beginning and 67.7MB in the end (delta: 38.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 113.09ms. Allocated memory is still 165.7MB. Free memory was 67.7MB in the beginning and 62.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 165.7MB. Free memory was 62.6MB in the beginning and 62.0MB in the end (delta: 581.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program 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! [2023-11-19 07:56:09,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635842d0-8ab8-4247-b322-4b0084703c19/bin/uautomizer-verify-uCwYo4JHxu/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