./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_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_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/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_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/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_9504aff0-aecb-4ad3-9a83-e90864abe758/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 4964008f681c396e51c61099c91ff20fa40d827f .................................................................................................................................................................................................................... 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 00:24:00,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:24:00,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:24:00,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:24:00,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:24:00,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:24:00,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:24:00,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:24:00,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:24:00,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:24:00,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:24:00,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:24:00,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:24:00,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:24:00,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:24:00,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:24:00,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:24:00,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:24:00,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:24:00,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:24:00,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:24:00,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:24:00,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:24:00,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:24:00,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:24:00,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:24:00,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:24:00,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:24:00,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:24:00,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:24:00,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:24:00,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:24:00,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:24:00,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:24:00,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:24:00,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:24:00,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:24:00,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:24:00,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:24:00,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:24:00,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:24:00,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:24:00,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:24:00,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:24:00,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:24:00,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:24:00,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:24:00,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:24:00,407 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:24:00,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:24:00,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:24:00,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:24:00,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:24:00,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:24:00,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:24:00,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:24:00,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:24:00,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:24:00,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:24:00,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:24:00,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:24:00,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:24:00,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:24:00,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:24:00,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:00,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:24:00,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:24:00,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:24:00,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:24:00,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:24:00,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:24:00,414 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:24:00,414 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_9504aff0-aecb-4ad3-9a83-e90864abe758/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4964008f681c396e51c61099c91ff20fa40d827f [2021-10-13 00:24:00,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:24:00,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:24:00,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:24:00,691 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:24:00,692 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:24:00,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2021-10-13 00:24:00,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/data/4d961099a/5d9c030d32fd42ff8699d87cbaccf483/FLAG337994cd8 [2021-10-13 00:24:01,410 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:24:01,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2021-10-13 00:24:01,440 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/data/4d961099a/5d9c030d32fd42ff8699d87cbaccf483/FLAG337994cd8 [2021-10-13 00:24:01,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/data/4d961099a/5d9c030d32fd42ff8699d87cbaccf483 [2021-10-13 00:24:01,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:24:01,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:24:01,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:01,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:24:01,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:24:01,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:01" (1/1) ... [2021-10-13 00:24:01,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db61401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:01, skipping insertion in model container [2021-10-13 00:24:01,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:01" (1/1) ... [2021-10-13 00:24:01,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:24:01,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:24:01,928 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_9504aff0-aecb-4ad3-9a83-e90864abe758/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2021-10-13 00:24:03,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:24:03,465 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:24:03,477 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_9504aff0-aecb-4ad3-9a83-e90864abe758/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2021-10-13 00:24:03,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:24:03,818 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:24:03,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03 WrapperNode [2021-10-13 00:24:03,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:03,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:24:03,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:24:03,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:24:03,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:03,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:24:04,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:24:04,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:24:04,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:24:04,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:24:04,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:24:04,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:24:04,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:24:04,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (1/1) ... [2021-10-13 00:24:04,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:04,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:24:04,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:24:04,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:24:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:24:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-13 00:24:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:24:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:24:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:24:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:24:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:24:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 00:24:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:24:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:24:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:24:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:24:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:24:08,734 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:24:08,734 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-13 00:24:08,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:08 BoogieIcfgContainer [2021-10-13 00:24:08,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:24:08,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:24:08,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:24:08,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:24:08,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:24:01" (1/3) ... [2021-10-13 00:24:08,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:08, skipping insertion in model container [2021-10-13 00:24:08,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:03" (2/3) ... [2021-10-13 00:24:08,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:08, skipping insertion in model container [2021-10-13 00:24:08,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:08" (3/3) ... [2021-10-13 00:24:08,748 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb_p.i [2021-10-13 00:24:08,753 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:24:08,754 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 00:24:08,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:24:08, skipping insertion in model container [2021-10-13 00:24:08,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:24:08,756 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:24:08,756 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:24:08,757 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:24:08,757 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:08" (3/3) ... [2021-10-13 00:24:08,760 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:24:08,805 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-13 00:24:08,809 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-13 00:24:08,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-13 00:24:08,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 00:24:08,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:24:08,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:24:09,121 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:24:09,122 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:24:09,124 INFO L168 Benchmark]: Toolchain (without parser) took 7548.85 ms. Allocated memory was 117.4 MB in the beginning and 201.3 MB in the end (delta: 83.9 MB). Free memory was 71.8 MB in the beginning and 56.4 MB in the end (delta: 15.4 MB). Peak memory consumption was 99.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,124 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 117.4 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:09,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2245.45 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 71.6 MB in the beginning and 105.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.04 ms. Allocated memory is still 142.6 MB. Free memory was 105.0 MB in the beginning and 91.7 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,126 INFO L168 Benchmark]: Boogie Preprocessor took 167.99 ms. Allocated memory is still 142.6 MB. Free memory was 91.7 MB in the beginning and 82.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,127 INFO L168 Benchmark]: RCFGBuilder took 4508.32 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 82.6 MB in the beginning and 88.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 107.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,127 INFO L168 Benchmark]: TraceAbstraction took 15.91 ms. Allocated memory is still 201.3 MB. Free memory was 88.2 MB in the beginning and 87.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:09,127 INFO L168 Benchmark]: Witness Printer took 365.82 ms. Allocated memory is still 201.3 MB. Free memory was 87.1 MB in the beginning and 56.4 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:09,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 117.4 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2245.45 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 71.6 MB in the beginning and 105.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 239.04 ms. Allocated memory is still 142.6 MB. Free memory was 105.0 MB in the beginning and 91.7 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 167.99 ms. Allocated memory is still 142.6 MB. Free memory was 91.7 MB in the beginning and 82.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4508.32 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 82.6 MB in the beginning and 88.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 107.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.91 ms. Allocated memory is still 201.3 MB. Free memory was 88.2 MB in the beginning and 87.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 365.82 ms. Allocated memory is still 201.3 MB. Free memory was 87.1 MB in the beginning and 56.4 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 00:24:09,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9504aff0-aecb-4ad3-9a83-e90864abe758/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...