./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD --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 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:03:11,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:03:11,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:03:11,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:03:11,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:03:11,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:03:11,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:03:11,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:03:11,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:03:11,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:03:11,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:03:11,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:03:11,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:03:11,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:03:11,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:03:11,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:03:11,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:03:11,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:03:11,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:03:11,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:03:11,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:03:11,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:03:11,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:03:11,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:03:11,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:03:11,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:03:11,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:03:11,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:03:11,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:03:11,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:03:11,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:03:11,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:03:11,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:03:11,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:03:11,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:03:11,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:03:11,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:03:11,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:03:11,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:03:11,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:03:11,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:03:11,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:03:11,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:03:11,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:03:11,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:03:11,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:03:11,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:03:11,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:03:11,204 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:03:11,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:03:11,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:03:11,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:03:11,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:03:11,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:03:11,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:03:11,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:03:11,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:03:11,206 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:03:11,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:03:11,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:03:11,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:03:11,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:03:11,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:03:11,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:03:11,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:03:11,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:03:11,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:03:11,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:03:11,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:03:11,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:03:11,209 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:03:11,209 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:03:11,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:03:11,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:03:11,210 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_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2021-10-28 23:03:11,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:03:11,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:03:11,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:03:11,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:03:11,590 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:03:11,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2021-10-28 23:03:11,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/data/56f5a8e5a/ebffdd314b3b45389ec11fcc71ddcf84/FLAG1a2ed169c [2021-10-28 23:03:12,557 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:03:12,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2021-10-28 23:03:12,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/data/56f5a8e5a/ebffdd314b3b45389ec11fcc71ddcf84/FLAG1a2ed169c [2021-10-28 23:03:12,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/data/56f5a8e5a/ebffdd314b3b45389ec11fcc71ddcf84 [2021-10-28 23:03:12,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:03:12,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:03:12,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:12,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:03:12,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:03:12,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:12,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd9ac5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12, skipping insertion in model container [2021-10-28 23:03:12,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:12,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:03:12,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:03:13,077 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_9d45ea45-c74e-48bc-96e0-50958350c3b8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2021-10-28 23:03:15,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:15,257 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:03:15,274 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_9d45ea45-c74e-48bc-96e0-50958350c3b8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2021-10-28 23:03:15,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:15,836 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:03:15,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15 WrapperNode [2021-10-28 23:03:15,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:15,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:15,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:03:15,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:03:15,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:15,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:16,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:03:16,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:03:16,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:03:16,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:03:16,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:03:16,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:03:16,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:03:16,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (1/1) ... [2021-10-28 23:03:16,366 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:03:16,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:16,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:16,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:03:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:03:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-28 23:03:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:03:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:03:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:03:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:03:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:03:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:03:21,565 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:03:21,565 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-28 23:03:21,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:21 BoogieIcfgContainer [2021-10-28 23:03:21,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:03:21,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:03:21,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:03:21,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:03:21,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:03:12" (1/3) ... [2021-10-28 23:03:21,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1235571b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:21, skipping insertion in model container [2021-10-28 23:03:21,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15" (2/3) ... [2021-10-28 23:03:21,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1235571b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:21, skipping insertion in model container [2021-10-28 23:03:21,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:21" (3/3) ... [2021-10-28 23:03:21,585 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl_p.i [2021-10-28 23:03:21,594 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:03:21,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 23:03:21,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1235571b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:03:21, skipping insertion in model container [2021-10-28 23:03:21,598 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:03:21,599 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:03:21,599 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:03:21,600 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:03:21,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:21" (3/3) ... [2021-10-28 23:03:21,606 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:03:21,662 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-28 23:03:21,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-28 23:03:21,674 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-28 23:03:21,680 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-28 23:03:21,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:03:21,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:03:22,089 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:03:22,090 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:03:22,093 INFO L168 Benchmark]: Toolchain (without parser) took 9445.89 ms. Allocated memory was 115.3 MB in the beginning and 220.2 MB in the end (delta: 104.9 MB). Free memory was 71.2 MB in the beginning and 167.8 MB in the end (delta: -96.6 MB). Peak memory consumption was 138.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,094 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 92.2 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:03:22,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3188.07 ms. Allocated memory was 115.3 MB in the beginning and 151.0 MB in the end (delta: 35.7 MB). Free memory was 71.1 MB in the beginning and 111.8 MB in the end (delta: -40.7 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.35 ms. Allocated memory is still 151.0 MB. Free memory was 111.8 MB in the beginning and 98.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,097 INFO L168 Benchmark]: Boogie Preprocessor took 205.49 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 89.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,098 INFO L168 Benchmark]: RCFGBuilder took 5213.21 ms. Allocated memory was 151.0 MB in the beginning and 220.2 MB in the end (delta: 69.2 MB). Free memory was 89.4 MB in the beginning and 76.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 120.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,099 INFO L168 Benchmark]: TraceAbstraction took 24.93 ms. Allocated memory is still 220.2 MB. Free memory was 76.0 MB in the beginning and 75.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,099 INFO L168 Benchmark]: Witness Printer took 491.08 ms. Allocated memory is still 220.2 MB. Free memory was 75.0 MB in the beginning and 167.8 MB in the end (delta: -92.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:22,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 92.2 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3188.07 ms. Allocated memory was 115.3 MB in the beginning and 151.0 MB in the end (delta: 35.7 MB). Free memory was 71.1 MB in the beginning and 111.8 MB in the end (delta: -40.7 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 298.35 ms. Allocated memory is still 151.0 MB. Free memory was 111.8 MB in the beginning and 98.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 205.49 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 89.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5213.21 ms. Allocated memory was 151.0 MB in the beginning and 220.2 MB in the end (delta: 69.2 MB). Free memory was 89.4 MB in the beginning and 76.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 120.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24.93 ms. Allocated memory is still 220.2 MB. Free memory was 76.0 MB in the beginning and 75.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 491.08 ms. Allocated memory is still 220.2 MB. Free memory was 75.0 MB in the beginning and 167.8 MB in the end (delta: -92.8 MB). Peak memory consumption was 36.8 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! [2021-10-28 23:03:22,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d45ea45-c74e-48bc-96e0-50958350c3b8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...