./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL --witnessprinter.witness.filename witness.graphml --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 72afb7e2fef67e92af6cd96223794441a1933610ae2e28bcd8b3509d9f7d2eed --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:26:49,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:26:49,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:26:49,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:26:49,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:26:49,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:26:49,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:26:49,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:26:49,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:26:49,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:26:49,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:26:49,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:26:49,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:26:49,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:26:49,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:26:49,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:26:49,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:26:49,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:26:49,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:26:49,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:26:49,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:26:50,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:26:50,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:26:50,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:26:50,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:26:50,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:26:50,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:26:50,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:26:50,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:26:50,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:26:50,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:26:50,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:26:50,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:26:50,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:26:50,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:26:50,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:26:50,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:26:50,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:26:50,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:26:50,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:26:50,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:26:50,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-19 04:26:50,099 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:26:50,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:26:50,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:26:50,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:26:50,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:26:50,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:26:50,106 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:26:50,106 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-19 04:26:50,106 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-19 04:26:50,106 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-19 04:26:50,107 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-19 04:26:50,107 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-19 04:26:50,107 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-19 04:26:50,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:26:50,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-19 04:26:50,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-19 04:26:50,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-19 04:26:50,109 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 04:26:50,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 04:26:50,110 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-19 04:26:50,110 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:26:50,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-19 04:26:50,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:26:50,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:26:50,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:26:50,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 04:26:50,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:26:50,113 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-19 04:26:50,114 INFO L138 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_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72afb7e2fef67e92af6cd96223794441a1933610ae2e28bcd8b3509d9f7d2eed [2021-11-19 04:26:50,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:26:50,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:26:50,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:26:50,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:26:50,448 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:26:50,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/ldv-regression/test10.c [2021-11-19 04:26:50,575 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/data/c6115274f/96a3629f239842fd94444b32a3d1ce4c/FLAGf96140608 [2021-11-19 04:26:51,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:26:51,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/sv-benchmarks/c/ldv-regression/test10.c [2021-11-19 04:26:51,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/data/c6115274f/96a3629f239842fd94444b32a3d1ce4c/FLAGf96140608 [2021-11-19 04:26:51,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/data/c6115274f/96a3629f239842fd94444b32a3d1ce4c [2021-11-19 04:26:51,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:26:51,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 04:26:51,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:26:51,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:26:51,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:26:51,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:51,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f6bbb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51, skipping insertion in model container [2021-11-19 04:26:51,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:51,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:26:51,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:26:51,901 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/sv-benchmarks/c/ldv-regression/test10.c[715,728] [2021-11-19 04:26:51,902 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:26:51,916 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 04:26:51,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/sv-benchmarks/c/ldv-regression/test10.c[715,728] [2021-11-19 04:26:51,939 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:26:51,969 INFO L208 MainTranslator]: Completed translation [2021-11-19 04:26:51,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51 WrapperNode [2021-11-19 04:26:51,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:26:51,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 04:26:51,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 04:26:51,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 04:26:51,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,047 INFO L137 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2021-11-19 04:26:52,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 04:26:52,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 04:26:52,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 04:26:52,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 04:26:52,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 04:26:52,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 04:26:52,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 04:26:52,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 04:26:52,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (1/1) ... [2021-11-19 04:26:52,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:26:52,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:26:52,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:26:52,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-19 04:26:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 04:26:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 04:26:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 04:26:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 04:26:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 04:26:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 04:26:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 04:26:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 04:26:52,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 04:26:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 04:26:52,319 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 04:26:52,321 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 04:26:52,778 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 04:26:52,785 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 04:26:52,801 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 04:26:52,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:26:52 BoogieIcfgContainer [2021-11-19 04:26:52,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 04:26:52,805 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-19 04:26:52,805 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-19 04:26:52,810 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-19 04:26:52,811 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:26:52,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 04:26:51" (1/3) ... [2021-11-19 04:26:52,814 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@742d3eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:26:52, skipping insertion in model container [2021-11-19 04:26:52,814 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:26:52,814 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:26:51" (2/3) ... [2021-11-19 04:26:52,815 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@742d3eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:26:52, skipping insertion in model container [2021-11-19 04:26:52,815 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:26:52,815 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:26:52" (3/3) ... [2021-11-19 04:26:52,817 INFO L388 chiAutomizerObserver]: Analyzing ICFG test10.c [2021-11-19 04:26:52,918 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-19 04:26:52,918 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-19 04:26:52,918 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-19 04:26:52,918 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-19 04:26:52,919 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-19 04:26:52,919 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-19 04:26:52,919 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-19 04:26:52,919 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-19 04:26:52,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2021-11-19 04:26:52,976 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-19 04:26:52,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-19 04:26:52,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 04:26:52 BoogieIcfgContainer [2021-11-19 04:26:52,983 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-19 04:26:52,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 04:26:52,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 04:26:52,990 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 04:26:52,991 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:26:52" (3/4) ... [2021-11-19 04:26:52,995 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 04:26:52,995 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 04:26:53,000 INFO L158 Benchmark]: Toolchain (without parser) took 1385.32ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 66.4MB in the end (delta: 14.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,002 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:26:53,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.56ms. Allocated memory is still 115.3MB. Free memory was 80.2MB in the beginning and 91.6MB in the end (delta: -11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.67ms. Allocated memory is still 115.3MB. Free memory was 91.2MB in the beginning and 89.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,009 INFO L158 Benchmark]: Boogie Preprocessor took 58.58ms. Allocated memory is still 115.3MB. Free memory was 89.5MB in the beginning and 88.5MB in the end (delta: 949.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,010 INFO L158 Benchmark]: RCFGBuilder took 693.62ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,012 INFO L158 Benchmark]: BuchiAutomizer took 178.42ms. Allocated memory is still 115.3MB. Free memory was 71.8MB in the beginning and 66.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-19 04:26:53,014 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 115.3MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:26:53,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.56ms. Allocated memory is still 115.3MB. Free memory was 80.2MB in the beginning and 91.6MB in the end (delta: -11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.67ms. Allocated memory is still 115.3MB. Free memory was 91.2MB in the beginning and 89.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.58ms. Allocated memory is still 115.3MB. Free memory was 89.5MB in the beginning and 88.5MB in the end (delta: 949.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 693.62ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 178.42ms. Allocated memory is still 115.3MB. Free memory was 71.8MB in the beginning and 66.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 115.3MB. Free memory is still 66.4MB. 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 - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-19 04:26:53,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286029bc-8989-4792-a14b-857bb881cb27/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE