./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ab7877d5bf6159cd849983da792947a7e74edaf7 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:55:42,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:55:42,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:55:42,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:55:42,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:55:42,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:55:42,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:55:42,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:55:42,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:55:42,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:55:42,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:55:42,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:55:42,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:55:42,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:55:42,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:55:42,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:55:42,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:55:42,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:55:42,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:55:42,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:55:42,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:55:42,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:55:42,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:55:42,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:55:42,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:55:42,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:55:42,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:55:42,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:55:42,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:55:42,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:55:42,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:55:42,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:55:42,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:55:42,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:55:42,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:55:42,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:55:42,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:55:42,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:55:42,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:55:42,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:55:42,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:55:42,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:55:42,695 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:55:42,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:55:42,696 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:55:42,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:55:42,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:55:42,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:55:42,699 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:55:42,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:55:42,700 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:55:42,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:55:42,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:55:42,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:55:42,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:55:42,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:55:42,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:55:42,703 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:55:42,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:55:42,704 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:55:42,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:55:42,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:55:42,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:55:42,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:55:42,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:55:42,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:55:42,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:55:42,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:55:42,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:55:42,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:55:42,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:55:42,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:55:42,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab7877d5bf6159cd849983da792947a7e74edaf7 [2021-10-13 00:55:43,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:55:43,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:55:43,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:55:43,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:55:43,077 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:55:43,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-10-13 00:55:43,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/data/d87f1c929/84d620a8fd1843fdada74b5b71f244cb/FLAG6f9e37b40 [2021-10-13 00:55:44,051 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:55:44,052 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-10-13 00:55:44,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/data/d87f1c929/84d620a8fd1843fdada74b5b71f244cb/FLAG6f9e37b40 [2021-10-13 00:55:44,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/data/d87f1c929/84d620a8fd1843fdada74b5b71f244cb [2021-10-13 00:55:44,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:55:44,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:55:44,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:55:44,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:55:44,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:55:44,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:55:44" (1/1) ... [2021-10-13 00:55:44,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611c0973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:44, skipping insertion in model container [2021-10-13 00:55:44,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:55:44" (1/1) ... [2021-10-13 00:55:44,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:55:44,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:55:44,592 WARN L228 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_fadbaa60-c70e-48a9-a276-7db0a03500b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-10-13 00:55:46,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:55:46,976 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:55:46,991 WARN L228 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_fadbaa60-c70e-48a9-a276-7db0a03500b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-10-13 00:55:47,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:55:47,478 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:55:47,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47 WrapperNode [2021-10-13 00:55:47,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:55:47,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:55:47,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:55:47,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:55:47,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:55:47,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:55:47,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:55:47,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:55:47,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:55:47,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:55:47,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:55:47,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:55:47,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (1/1) ... [2021-10-13 00:55:47,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:55:47,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:55:47,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:55:47,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:55:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:55:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-13 00:55:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:55:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:55:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:55:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:55:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:55:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 00:55:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:55:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:55:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:55:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:55:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:55:51,825 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:55:51,825 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-13 00:55:51,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:55:51 BoogieIcfgContainer [2021-10-13 00:55:51,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:55:51,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:55:51,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:55:51,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:55:51,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:55:44" (1/3) ... [2021-10-13 00:55:51,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381ff2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:55:51, skipping insertion in model container [2021-10-13 00:55:51,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:55:47" (2/3) ... [2021-10-13 00:55:51,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381ff2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:55:51, skipping insertion in model container [2021-10-13 00:55:51,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:55:51" (3/3) ... [2021-10-13 00:55:51,841 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2021-10-13 00:55:51,848 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:55:51,848 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 00:55:51,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381ff2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:55:51, skipping insertion in model container [2021-10-13 00:55:51,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:55:51,851 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:55:51,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:55:51,851 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:55:51,852 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:55:51" (3/3) ... [2021-10-13 00:55:51,856 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:55:51,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-13 00:55:51,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-13 00:55:51,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-13 00:55:51,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 00:55:51,928 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:55:51,931 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:55:52,206 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:55:52,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:55:52,208 INFO L168 Benchmark]: Toolchain (without parser) took 8062.31 ms. Allocated memory was 98.6 MB in the beginning and 182.5 MB in the end (delta: 83.9 MB). Free memory was 62.4 MB in the beginning and 92.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,209 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 98.6 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:55:52,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3331.86 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.1 MB in the beginning and 77.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.96 ms. Allocated memory is still 119.5 MB. Free memory was 77.6 MB in the beginning and 65.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,210 INFO L168 Benchmark]: Boogie Preprocessor took 184.31 ms. Allocated memory is still 119.5 MB. Free memory was 65.1 MB in the beginning and 55.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,210 INFO L168 Benchmark]: RCFGBuilder took 3913.10 ms. Allocated memory was 119.5 MB in the beginning and 182.5 MB in the end (delta: 62.9 MB). Free memory was 55.9 MB in the beginning and 124.0 MB in the end (delta: -68.1 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,211 INFO L168 Benchmark]: TraceAbstraction took 17.46 ms. Allocated memory is still 182.5 MB. Free memory was 124.0 MB in the beginning and 122.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,211 INFO L168 Benchmark]: Witness Printer took 355.53 ms. Allocated memory is still 182.5 MB. Free memory was 122.9 MB in the beginning and 92.2 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:55:52,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 98.6 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3331.86 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.1 MB in the beginning and 77.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 248.96 ms. Allocated memory is still 119.5 MB. Free memory was 77.6 MB in the beginning and 65.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 184.31 ms. Allocated memory is still 119.5 MB. Free memory was 65.1 MB in the beginning and 55.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3913.10 ms. Allocated memory was 119.5 MB in the beginning and 182.5 MB in the end (delta: 62.9 MB). Free memory was 55.9 MB in the beginning and 124.0 MB in the end (delta: -68.1 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.46 ms. Allocated memory is still 182.5 MB. Free memory was 124.0 MB in the beginning and 122.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 355.53 ms. Allocated memory is still 182.5 MB. Free memory was 122.9 MB in the beginning and 92.2 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-13 00:55:52,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fadbaa60-c70e-48a9-a276-7db0a03500b6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...