./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/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 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae ...................................................................................................................................................................................................................... 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 23:10:33,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:10:33,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:10:33,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:10:33,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:10:33,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:10:33,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:10:33,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:10:33,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:10:33,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:10:33,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:10:33,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:10:33,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:10:33,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:10:33,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:10:33,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:10:33,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:10:33,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:10:33,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:10:33,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:10:33,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:10:33,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:10:33,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:10:33,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:10:33,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:10:33,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:10:33,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:10:33,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:10:33,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:10:33,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:10:33,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:10:33,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:10:33,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:10:33,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:10:33,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:10:33,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:10:33,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:10:33,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:10:33,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:10:33,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:10:33,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:10:33,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:10:33,800 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:10:33,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:10:33,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:10:33,809 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:10:33,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:10:33,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:10:33,811 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:10:33,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:10:33,811 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:10:33,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:10:33,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:10:33,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:10:33,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:10:33,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:10:33,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:10:33,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:10:33,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:10:33,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:10:33,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:10:33,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:10:33,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:10:33,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:10:33,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:10:33,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:10:33,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:10:33,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:10:33,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:10:33,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:10:33,817 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:10:33,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:10:33,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:10:33,818 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:10:33,818 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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-10-28 23:10:34,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:10:34,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:10:34,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:10:34,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:10:34,148 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:10:34,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-28 23:10:34,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/data/453919bae/b62770de203242ec91067733822fa20f/FLAG4d1b5be04 [2021-10-28 23:10:34,977 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:10:34,978 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-28 23:10:35,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/data/453919bae/b62770de203242ec91067733822fa20f/FLAG4d1b5be04 [2021-10-28 23:10:35,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/data/453919bae/b62770de203242ec91067733822fa20f [2021-10-28 23:10:35,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:10:35,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:10:35,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:10:35,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:10:35,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:10:35,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:10:35" (1/1) ... [2021-10-28 23:10:35,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a968ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:35, skipping insertion in model container [2021-10-28 23:10:35,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:10:35" (1/1) ... [2021-10-28 23:10:35,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:10:35,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:10:35,454 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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-28 23:10:36,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:10:36,590 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:10:36,600 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_99ca51d3-a43c-4b8e-b954-af2a499dcc21/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-28 23:10:36,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:10:36,944 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:10:36,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36 WrapperNode [2021-10-28 23:10:36,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:10:36,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:10:36,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:10:36,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:10:36,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:10:37,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:10:37,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:10:37,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:10:37,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:10:37,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:10:37,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:10:37,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:10:37,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (1/1) ... [2021-10-28 23:10:37,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:10:37,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:10:37,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:10:37,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:10:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:10:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-28 23:10:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:10:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:10:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:10:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:10:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:10:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 23:10:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:10:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:10:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:10:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:10:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:10:41,578 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:10:41,578 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-28 23:10:41,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:41 BoogieIcfgContainer [2021-10-28 23:10:41,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:10:41,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:10:41,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:10:41,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:10:41,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:10:35" (1/3) ... [2021-10-28 23:10:41,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cda675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:10:41, skipping insertion in model container [2021-10-28 23:10:41,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:36" (2/3) ... [2021-10-28 23:10:41,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cda675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:10:41, skipping insertion in model container [2021-10-28 23:10:41,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:41" (3/3) ... [2021-10-28 23:10:41,589 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-10-28 23:10:41,594 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:10:41,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 23:10:41,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cda675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:10:41, skipping insertion in model container [2021-10-28 23:10:41,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:10:41,597 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:10:41,597 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:10:41,597 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:10:41,598 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:41" (3/3) ... [2021-10-28 23:10:41,601 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:10:41,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-28 23:10:41,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-28 23:10:41,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-28 23:10:41,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-28 23:10:41,649 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:10:41,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:10:41,863 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:10:41,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:10:41,866 INFO L168 Benchmark]: Toolchain (without parser) took 6747.14 ms. Allocated memory was 81.8 MB in the beginning and 174.1 MB in the end (delta: 92.3 MB). Free memory was 51.4 MB in the beginning and 110.0 MB in the end (delta: -58.6 MB). Peak memory consumption was 119.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,866 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 55.2 MB in the beginning and 55.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:41,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1823.78 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 51.2 MB in the beginning and 57.0 MB in the end (delta: -5.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.97 ms. Allocated memory is still 98.6 MB. Free memory was 57.0 MB in the beginning and 44.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,867 INFO L168 Benchmark]: Boogie Preprocessor took 141.64 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 44.0 MB in the beginning and 87.5 MB in the end (delta: -43.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,868 INFO L168 Benchmark]: RCFGBuilder took 4283.73 ms. Allocated memory was 132.1 MB in the beginning and 174.1 MB in the end (delta: 41.9 MB). Free memory was 87.5 MB in the beginning and 51.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 101.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,868 INFO L168 Benchmark]: TraceAbstraction took 13.84 ms. Allocated memory is still 174.1 MB. Free memory was 51.3 MB in the beginning and 50.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:41,869 INFO L168 Benchmark]: Witness Printer took 266.93 ms. Allocated memory is still 174.1 MB. Free memory was 50.2 MB in the beginning and 110.0 MB in the end (delta: -59.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:41,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 55.2 MB in the beginning and 55.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1823.78 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 51.2 MB in the beginning and 57.0 MB in the end (delta: -5.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 208.97 ms. Allocated memory is still 98.6 MB. Free memory was 57.0 MB in the beginning and 44.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 141.64 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 44.0 MB in the beginning and 87.5 MB in the end (delta: -43.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4283.73 ms. Allocated memory was 132.1 MB in the beginning and 174.1 MB in the end (delta: 41.9 MB). Free memory was 87.5 MB in the beginning and 51.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 101.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.84 ms. Allocated memory is still 174.1 MB. Free memory was 51.3 MB in the beginning and 50.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 266.93 ms. Allocated memory is still 174.1 MB. Free memory was 50.2 MB in the beginning and 110.0 MB in the end (delta: -59.8 MB). Peak memory consumption was 26.2 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! [2021-10-28 23:10:41,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca51d3-a43c-4b8e-b954-af2a499dcc21/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...