./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:24:03,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:24:03,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:24:03,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:24:03,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:24:03,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:24:03,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:24:03,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:24:03,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:24:03,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:24:03,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:24:03,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:24:03,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:24:03,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:24:03,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:24:03,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:24:03,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:24:03,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:24:03,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:24:03,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:24:03,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:24:03,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:24:03,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:24:03,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:24:03,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:24:03,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:24:03,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:24:03,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:24:03,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:24:03,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:24:03,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:24:03,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:24:03,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:24:03,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:24:03,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:24:03,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:24:03,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:24:03,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:24:03,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:24:03,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:24:03,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:24:03,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 08:24:03,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:24:03,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:24:03,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:24:03,248 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:24:03,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:24:03,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:24:03,250 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:24:03,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:24:03,251 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:24:03,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:24:03,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:24:03,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:24:03,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:24:03,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:24:03,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:24:03,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:24:03,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:24:03,253 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:24:03,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:24:03,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:24:03,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:24:03,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:24:03,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:24:03,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:24:03,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:24:03,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:24:03,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:24:03,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:24:03,256 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 08:24:03,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 08:24:03,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:24:03,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:24:03,258 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_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-11-07 08:24:03,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:24:03,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:24:03,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:24:03,708 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:24:03,709 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:24:03,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 08:24:03,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/data/641bd6b50/9b6c60f2758b4794be0e312dfa56be4d/FLAGb0c2b2dc8 [2021-11-07 08:24:04,787 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:24:04,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 08:24:04,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/data/641bd6b50/9b6c60f2758b4794be0e312dfa56be4d/FLAGb0c2b2dc8 [2021-11-07 08:24:05,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/data/641bd6b50/9b6c60f2758b4794be0e312dfa56be4d [2021-11-07 08:24:05,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:24:05,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:24:05,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:24:05,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:24:05,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:24:05,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:24:05" (1/1) ... [2021-11-07 08:24:05,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@feae5b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:05, skipping insertion in model container [2021-11-07 08:24:05,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:24:05" (1/1) ... [2021-11-07 08:24:05,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:24:05,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:24:05,785 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_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 08:24:07,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:24:07,662 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:24:07,677 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_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 08:24:07,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:24:08,218 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:24:08,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08 WrapperNode [2021-11-07 08:24:08,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:24:08,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:24:08,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:24:08,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:24:08,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:24:08,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:24:08,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:24:08,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:24:08,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:24:08,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:24:08,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:24:08,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:24:08,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (1/1) ... [2021-11-07 08:24:08,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:24:08,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:24:08,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:24:08,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:24:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:24:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 08:24:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:24:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 08:24:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 08:24:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:24:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:24:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 08:24:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:24:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 08:24:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 08:24:08,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:24:08,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:24:13,259 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:24:13,260 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 08:24:13,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:24:13 BoogieIcfgContainer [2021-11-07 08:24:13,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:24:13,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:24:13,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:24:13,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:24:13,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:24:05" (1/3) ... [2021-11-07 08:24:13,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278c0711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:24:13, skipping insertion in model container [2021-11-07 08:24:13,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:08" (2/3) ... [2021-11-07 08:24:13,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278c0711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:24:13, skipping insertion in model container [2021-11-07 08:24:13,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:24:13" (3/3) ... [2021-11-07 08:24:13,275 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2021-11-07 08:24:13,282 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:24:13,282 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:24:13,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278c0711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:24:13, skipping insertion in model container [2021-11-07 08:24:13,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:24:13,286 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:24:13,286 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:24:13,286 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:24:13,287 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:24:13" (3/3) ... [2021-11-07 08:24:13,291 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:24:13,334 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 08:24:13,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-11-07 08:24:13,345 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-07 08:24:13,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 08:24:13,354 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 08:24:13,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:24:13,657 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:24:13,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:24:13,660 INFO L168 Benchmark]: Toolchain (without parser) took 8318.58 ms. Allocated memory was 92.3 MB in the beginning and 190.8 MB in the end (delta: 98.6 MB). Free memory was 54.8 MB in the beginning and 92.3 MB in the end (delta: -37.5 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,660 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 92.3 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:24:13,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2877.45 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 54.7 MB in the beginning and 59.2 MB in the end (delta: -4.6 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.56 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 58.7 MB in the beginning and 111.3 MB in the end (delta: -52.5 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,662 INFO L168 Benchmark]: Boogie Preprocessor took 200.04 ms. Allocated memory is still 157.3 MB. Free memory was 111.3 MB in the beginning and 102.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,663 INFO L168 Benchmark]: RCFGBuilder took 4529.53 ms. Allocated memory was 157.3 MB in the beginning and 190.8 MB in the end (delta: 33.6 MB). Free memory was 102.1 MB in the beginning and 124.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 75.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,663 INFO L168 Benchmark]: TraceAbstraction took 19.06 ms. Allocated memory is still 190.8 MB. Free memory was 124.8 MB in the beginning and 123.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:24:13,664 INFO L168 Benchmark]: Witness Printer took 372.10 ms. Allocated memory is still 190.8 MB. Free memory was 123.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:24:13,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 92.3 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2877.45 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 54.7 MB in the beginning and 59.2 MB in the end (delta: -4.6 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 310.56 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 58.7 MB in the beginning and 111.3 MB in the end (delta: -52.5 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 200.04 ms. Allocated memory is still 157.3 MB. Free memory was 111.3 MB in the beginning and 102.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4529.53 ms. Allocated memory was 157.3 MB in the beginning and 190.8 MB in the end (delta: 33.6 MB). Free memory was 102.1 MB in the beginning and 124.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 75.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19.06 ms. Allocated memory is still 190.8 MB. Free memory was 124.8 MB in the beginning and 123.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 372.10 ms. Allocated memory is still 190.8 MB. Free memory was 123.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-07 08:24:13,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57e7b06-d9f0-4e18-9ae4-d853f2c0ecc7/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE