./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY --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 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:17:05,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:17:05,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:17:05,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:17:05,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:17:05,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:17:05,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:17:05,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:17:05,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:17:05,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:17:05,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:17:05,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:17:05,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:17:05,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:17:05,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:17:05,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:17:05,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:17:05,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:17:05,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:17:05,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:17:05,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:17:05,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:17:05,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:17:05,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:17:05,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:17:05,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:17:05,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:17:05,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:17:05,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:17:05,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:17:05,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:17:05,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:17:05,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:17:05,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:17:05,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:17:05,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:17:05,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:17:05,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:17:05,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:17:05,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:17:05,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:17:05,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 08:17:05,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:17:05,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:17:05,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:17:05,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:17:05,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:17:05,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:17:05,427 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:17:05,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:17:05,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:17:05,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:17:05,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:17:05,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:17:05,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:17:05,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:17:05,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:17:05,430 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:17:05,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:17:05,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:17:05,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:17:05,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:17:05,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:17:05,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:17:05,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:17:05,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:17:05,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:17:05,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:17:05,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:17:05,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:17:05,433 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 08:17:05,433 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 08:17:05,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:17:05,434 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:17:05,434 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_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2021-11-07 08:17:05,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:17:05,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:17:05,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:17:05,807 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:17:05,808 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:17:05,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 08:17:05,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/data/00ce31bd7/4e0f5a7cb0db4f2e85b5600c00b95561/FLAGbb84e6f0a [2021-11-07 08:17:06,667 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:17:06,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 08:17:06,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/data/00ce31bd7/4e0f5a7cb0db4f2e85b5600c00b95561/FLAGbb84e6f0a [2021-11-07 08:17:06,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/data/00ce31bd7/4e0f5a7cb0db4f2e85b5600c00b95561 [2021-11-07 08:17:06,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:17:06,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:17:06,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:17:06,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:17:06,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:17:06,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:17:06" (1/1) ... [2021-11-07 08:17:06,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e1682e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:06, skipping insertion in model container [2021-11-07 08:17:06,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:17:06" (1/1) ... [2021-11-07 08:17:06,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:17:06,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:17:07,158 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_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 08:17:08,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:17:08,326 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:17:08,337 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_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 08:17:08,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:17:08,712 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:17:08,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08 WrapperNode [2021-11-07 08:17:08,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:17:08,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:17:08,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:17:08,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:17:08,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:08,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:08,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:17:08,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:17:08,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:17:08,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:17:08,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:08,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:17:09,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:17:09,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:17:09,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:17:09,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (1/1) ... [2021-11-07 08:17:09,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:17:09,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:17:09,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:17:09,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:17:09,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:17:09,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 08:17:09,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:17:09,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 08:17:09,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 08:17:09,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:17:09,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:17:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 08:17:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:17:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 08:17:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 08:17:09,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:17:09,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:17:13,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:17:13,364 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 08:17:13,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:17:13 BoogieIcfgContainer [2021-11-07 08:17:13,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:17:13,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:17:13,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:17:13,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:17:13,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:17:06" (1/3) ... [2021-11-07 08:17:13,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642e8cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:17:13, skipping insertion in model container [2021-11-07 08:17:13,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:17:08" (2/3) ... [2021-11-07 08:17:13,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642e8cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:17:13, skipping insertion in model container [2021-11-07 08:17:13,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:17:13" (3/3) ... [2021-11-07 08:17:13,379 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2021-11-07 08:17:13,385 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:17:13,385 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:17:13,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642e8cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:17:13, skipping insertion in model container [2021-11-07 08:17:13,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:17:13,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:17:13,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:17:13,388 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:17:13,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:17:13" (3/3) ... [2021-11-07 08:17:13,392 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:17:13,438 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 08:17:13,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-11-07 08:17:13,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-07 08:17:13,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 08:17:13,453 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 08:17:13,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:17:13,734 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:17:13,734 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:17:13,736 INFO L168 Benchmark]: Toolchain (without parser) took 6931.06 ms. Allocated memory was 88.1 MB in the beginning and 201.3 MB in the end (delta: 113.2 MB). Free memory was 51.1 MB in the beginning and 131.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 93.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,737 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 43.5 MB in the beginning and 43.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:17:13,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1906.14 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.9 MB in the beginning and 69.6 MB in the end (delta: -18.7 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.98 ms. Allocated memory is still 107.0 MB. Free memory was 69.6 MB in the beginning and 56.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,738 INFO L168 Benchmark]: Boogie Preprocessor took 139.60 ms. Allocated memory is still 107.0 MB. Free memory was 56.5 MB in the beginning and 47.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,739 INFO L168 Benchmark]: RCFGBuilder took 4244.50 ms. Allocated memory was 107.0 MB in the beginning and 201.3 MB in the end (delta: 94.4 MB). Free memory was 47.0 MB in the beginning and 90.1 MB in the end (delta: -43.1 MB). Peak memory consumption was 55.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,739 INFO L168 Benchmark]: TraceAbstraction took 15.69 ms. Allocated memory is still 201.3 MB. Free memory was 89.0 MB in the beginning and 88.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:17:13,740 INFO L168 Benchmark]: Witness Printer took 346.76 ms. Allocated memory is still 201.3 MB. Free memory was 88.0 MB in the beginning and 131.6 MB in the end (delta: -43.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-11-07 08:17:13,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 43.5 MB in the beginning and 43.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1906.14 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.9 MB in the beginning and 69.6 MB in the end (delta: -18.7 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 266.98 ms. Allocated memory is still 107.0 MB. Free memory was 69.6 MB in the beginning and 56.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 139.60 ms. Allocated memory is still 107.0 MB. Free memory was 56.5 MB in the beginning and 47.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4244.50 ms. Allocated memory was 107.0 MB in the beginning and 201.3 MB in the end (delta: 94.4 MB). Free memory was 47.0 MB in the beginning and 90.1 MB in the end (delta: -43.1 MB). Peak memory consumption was 55.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.69 ms. Allocated memory is still 201.3 MB. Free memory was 89.0 MB in the beginning and 88.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 346.76 ms. Allocated memory is still 201.3 MB. Free memory was 88.0 MB in the beginning and 131.6 MB in the end (delta: -43.6 MB). Peak memory consumption was 17.2 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! [2021-11-07 08:17:13,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eef5a5ac-43e6-4714-a006-9ea280eb5cbc/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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