./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R --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 ef47df31d033e531a0040913ad039c21826bf787c77c5128ceae3ef436a47b49 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:43:24,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:43:24,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:43:24,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:43:24,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:43:24,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:43:24,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:43:24,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:43:24,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:43:24,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:43:24,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:43:24,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:43:24,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:43:24,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:43:24,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:43:24,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:43:24,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:43:24,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:43:24,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:43:24,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:43:24,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:43:24,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:43:24,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:43:24,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:43:24,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:43:24,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:43:24,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:43:24,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:43:24,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:43:24,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:43:24,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:43:24,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:43:24,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:43:24,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:43:24,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:43:24,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:43:24,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:43:24,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:43:24,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:43:24,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:43:24,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:43:24,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-25 15:43:24,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:43:24,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:43:24,394 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:43:24,394 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:43:24,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:43:24,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:43:24,396 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:43:24,397 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 15:43:24,397 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 15:43:24,398 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 15:43:24,398 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 15:43:24,398 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 15:43:24,399 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 15:43:24,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:43:24,400 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:43:24,400 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:43:24,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:43:24,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:43:24,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:43:24,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 15:43:24,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 15:43:24,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 15:43:24,402 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:43:24,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:43:24,403 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 15:43:24,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:43:24,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 15:43:24,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:43:24,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:43:24,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:43:24,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:43:24,406 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 15:43:24,407 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_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47df31d033e531a0040913ad039c21826bf787c77c5128ceae3ef436a47b49 [2022-11-25 15:43:24,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:43:24,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:43:24,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:43:24,769 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:43:24,770 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:43:24,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.i [2022-11-25 15:43:28,128 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:43:28,362 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:43:28,363 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/sv-benchmarks/c/list-ext-properties/test-0019_1-2.i [2022-11-25 15:43:28,374 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/data/b7c35dc84/9031447665d4402e9f245135ce31984b/FLAG86047675f [2022-11-25 15:43:28,393 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/data/b7c35dc84/9031447665d4402e9f245135ce31984b [2022-11-25 15:43:28,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:43:28,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:43:28,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:43:28,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:43:28,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:43:28,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274f62a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28, skipping insertion in model container [2022-11-25 15:43:28,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:43:28,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:43:28,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:43:28,765 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:43:28,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:43:28,848 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:43:28,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28 WrapperNode [2022-11-25 15:43:28,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:43:28,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:43:28,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:43:28,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:43:28,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,899 INFO L138 Inliner]: procedures = 125, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2022-11-25 15:43:28,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:43:28,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:43:28,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:43:28,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:43:28,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,924 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:43:28,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:43:28,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:43:28,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:43:28,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (1/1) ... [2022-11-25 15:43:28,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 15:43:28,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:43:28,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 15:43:28,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 15:43:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:43:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:43:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:43:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:43:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:43:29,167 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:43:29,169 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:43:29,477 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:43:29,483 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:43:29,486 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:43:29,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:29 BoogieIcfgContainer [2022-11-25 15:43:29,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:43:29,493 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 15:43:29,493 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 15:43:29,497 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 15:43:29,498 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 15:43:29,498 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 03:43:28" (1/3) ... [2022-11-25 15:43:29,499 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69e6638e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 03:43:29, skipping insertion in model container [2022-11-25 15:43:29,499 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 15:43:29,500 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:28" (2/3) ... [2022-11-25 15:43:29,500 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69e6638e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 03:43:29, skipping insertion in model container [2022-11-25 15:43:29,500 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 15:43:29,500 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:29" (3/3) ... [2022-11-25 15:43:29,502 INFO L332 chiAutomizerObserver]: Analyzing ICFG test-0019_1-2.i [2022-11-25 15:43:29,598 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 15:43:29,598 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 15:43:29,598 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 15:43:29,598 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 15:43:29,599 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 15:43:29,599 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 15:43:29,599 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 15:43:29,599 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 15:43:29,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2022-11-25 15:43:29,625 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 15:43:29,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 15:43:29,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 03:43:29 BoogieIcfgContainer [2022-11-25 15:43:29,632 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 15:43:29,633 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 15:43:29,633 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 15:43:29,634 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 15:43:29,634 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:29" (3/4) ... [2022-11-25 15:43:29,637 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 15:43:29,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 15:43:29,640 INFO L158 Benchmark]: Toolchain (without parser) took 1239.08ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 86.1MB in the end (delta: 42.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,640 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 176.2MB. Free memory was 118.5MB in the beginning and 118.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:43:29,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.34ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 112.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.60ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 110.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,644 INFO L158 Benchmark]: Boogie Preprocessor took 28.66ms. Allocated memory is still 176.2MB. Free memory was 110.7MB in the beginning and 109.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,645 INFO L158 Benchmark]: RCFGBuilder took 563.07ms. Allocated memory is still 176.2MB. Free memory was 109.2MB in the beginning and 91.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,647 INFO L158 Benchmark]: BuchiAutomizer took 138.99ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 86.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,647 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 176.2MB. Free memory was 86.9MB in the beginning and 86.1MB in the end (delta: 803.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:43:29,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 176.2MB. Free memory was 118.5MB in the beginning and 118.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.34ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 112.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.60ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 110.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.66ms. Allocated memory is still 176.2MB. Free memory was 110.7MB in the beginning and 109.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 563.07ms. Allocated memory is still 176.2MB. Free memory was 109.2MB in the beginning and 91.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 138.99ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 86.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 176.2MB. Free memory was 86.9MB in the beginning and 86.1MB in the end (delta: 803.0kB). Peak memory consumption was 2.1MB. 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! [2022-11-25 15:43:29,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e3794d-705d-4aba-a671-b972815cdb7a/bin/uautomizer-ZsLfNo2U6R/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