./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0 --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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:23:27,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:23:27,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:23:27,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:23:27,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:23:27,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:23:27,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:23:27,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:23:27,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:23:27,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:23:27,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:23:27,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:23:27,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:23:27,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:23:27,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:23:27,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:23:27,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:23:27,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:23:27,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:23:27,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:23:27,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:23:27,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:23:27,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:23:27,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:23:27,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:23:27,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:23:27,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:23:27,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:23:27,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:23:27,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:23:27,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:23:27,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:23:27,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:23:27,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:23:27,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:23:27,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:23:27,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:23:27,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:23:27,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:23:27,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:23:27,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:23:27,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 14:23:27,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:23:27,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:23:27,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:23:27,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:23:27,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:23:27,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:23:27,287 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:23:27,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:23:27,287 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:23:27,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:23:27,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:23:27,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:23:27,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 14:23:27,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:23:27,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 14:23:27,289 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:23:27,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:23:27,290 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:23:27,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 14:23:27,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:23:27,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:23:27,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:23:27,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:23:27,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:23:27,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:23:27,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 14:23:27,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:23:27,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 14:23:27,292 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 14:23:27,294 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 14:23:27,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 14:23:27,294 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:23:27,294 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_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-11-22 14:23:27,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:23:27,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:23:27,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:23:27,674 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:23:27,674 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:23:27,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-22 14:23:27,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/data/05078067f/8b4678947a15446e8a59f4a5eae6feb0/FLAGdc42a5b44 [2021-11-22 14:23:28,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:23:28,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-11-22 14:23:28,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/data/05078067f/8b4678947a15446e8a59f4a5eae6feb0/FLAGdc42a5b44 [2021-11-22 14:23:28,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/data/05078067f/8b4678947a15446e8a59f4a5eae6feb0 [2021-11-22 14:23:28,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:23:28,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:23:28,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:23:28,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:23:28,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:23:28,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:23:28" (1/1) ... [2021-11-22 14:23:28,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f327c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:28, skipping insertion in model container [2021-11-22 14:23:28,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:23:28" (1/1) ... [2021-11-22 14:23:28,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:23:28,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:23:29,096 WARN L230 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_97c93b16-f1de-4034-ab5c-47f61cb46c55/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-22 14:23:30,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:23:30,133 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:23:30,144 WARN L230 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_97c93b16-f1de-4034-ab5c-47f61cb46c55/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-11-22 14:23:30,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:23:30,650 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:23:30,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30 WrapperNode [2021-11-22 14:23:30,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:23:30,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:23:30,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:23:30,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:23:30,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,855 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-22 14:23:30,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:23:30,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:23:30,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:23:30,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:23:30,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:30,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:31,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:23:31,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:23:31,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:23:31,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:23:31,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (1/1) ... [2021-11-22 14:23:31,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:23:31,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:23:31,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 14:23:31,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 14:23:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 14:23:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 14:23:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 14:23:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 14:23:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 14:23:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 14:23:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:23:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:23:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 14:23:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 14:23:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 14:23:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 14:23:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 14:23:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 14:23:31,575 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:23:31,576 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:23:33,776 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:23:33,824 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:23:33,825 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 14:23:33,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:33 BoogieIcfgContainer [2021-11-22 14:23:33,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:23:33,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 14:23:33,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 14:23:33,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 14:23:33,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:23:28" (1/3) ... [2021-11-22 14:23:33,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c261023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:23:33, skipping insertion in model container [2021-11-22 14:23:33,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:23:30" (2/3) ... [2021-11-22 14:23:33,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c261023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:23:33, skipping insertion in model container [2021-11-22 14:23:33,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:33" (3/3) ... [2021-11-22 14:23:33,840 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outw_p.i [2021-11-22 14:23:33,846 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 14:23:33,846 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-22 14:23:33,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c261023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:23:33, skipping insertion in model container [2021-11-22 14:23:33,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 14:23:33,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 14:23:33,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 14:23:33,851 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 14:23:33,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:23:33" (3/3) ... [2021-11-22 14:23:33,858 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 14:23:33,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 382 nodes and edges [2021-11-22 14:23:33,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-11-22 14:23:33,921 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-11-22 14:23:33,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 14:23:33,930 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 14:23:33,934 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 14:23:34,208 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 14:23:34,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 14:23:34,210 INFO L158 Benchmark]: Toolchain (without parser) took 5446.00ms. Allocated memory was 92.3MB in the beginning and 237.0MB in the end (delta: 144.7MB). Free memory was 53.2MB in the beginning and 149.7MB in the end (delta: -96.5MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,211 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:23:34,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1887.06ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 53.1MB in the beginning and 67.9MB in the end (delta: -14.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.84ms. Allocated memory is still 111.1MB. Free memory was 67.9MB in the beginning and 55.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,215 INFO L158 Benchmark]: Boogie Preprocessor took 166.49ms. Allocated memory is still 111.1MB. Free memory was 55.3MB in the beginning and 46.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,215 INFO L158 Benchmark]: RCFGBuilder took 2806.86ms. Allocated memory was 111.1MB in the beginning and 237.0MB in the end (delta: 125.8MB). Free memory was 46.4MB in the beginning and 188.4MB in the end (delta: -142.1MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,216 INFO L158 Benchmark]: TraceAbstraction took 17.10ms. Allocated memory is still 237.0MB. Free memory was 187.4MB in the beginning and 186.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,216 INFO L158 Benchmark]: Witness Printer took 358.11ms. Allocated memory is still 237.0MB. Free memory was 186.4MB in the beginning and 149.7MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-22 14:23:34,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1887.06ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 53.1MB in the beginning and 67.9MB in the end (delta: -14.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.84ms. Allocated memory is still 111.1MB. Free memory was 67.9MB in the beginning and 55.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.49ms. Allocated memory is still 111.1MB. Free memory was 55.3MB in the beginning and 46.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2806.86ms. Allocated memory was 111.1MB in the beginning and 237.0MB in the end (delta: 125.8MB). Free memory was 46.4MB in the beginning and 188.4MB in the end (delta: -142.1MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * TraceAbstraction took 17.10ms. Allocated memory is still 237.0MB. Free memory was 187.4MB in the beginning and 186.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 358.11ms. Allocated memory is still 237.0MB. Free memory was 186.4MB in the beginning and 149.7MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * 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! [2021-11-22 14:23:34,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c93b16-f1de-4034-ab5c-47f61cb46c55/bin/uautomizer-w2VwFs6gM0/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