./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label21.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label21.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:37,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:37,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:37,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:37,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:37,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:37,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:37,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:37,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:37,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:37,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:37,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:37,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:37,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:37,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:37,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:37,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:37,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:37,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:37,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:37,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:37,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:37,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:37,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:37,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:37,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:37,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:37,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:37,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:37,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:37,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:37,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:37,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:37,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:37,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:37,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:37,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:37,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:37,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:37,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:37,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:37,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:37,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:37,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:37,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:37,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:37,482 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:37,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:37,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:37,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:37,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:37,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:37,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:37,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:37,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:37,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:37,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:37,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:37,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:37,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:37,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:37,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:37,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:37,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:37,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:37,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:37,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:37,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:37,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:37,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:37,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:37,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-24 20:40:38,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:38,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:38,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:38,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:38,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:38,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-24 20:40:38,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821dd6d6a/e9692e6460a74dd6a85c7c07d235a9db/FLAG4cccc25f0 [2019-11-24 20:40:39,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:39,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-24 20:40:39,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821dd6d6a/e9692e6460a74dd6a85c7c07d235a9db/FLAG4cccc25f0 [2019-11-24 20:40:39,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821dd6d6a/e9692e6460a74dd6a85c7c07d235a9db [2019-11-24 20:40:39,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:39,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:39,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:39,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:39,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:39,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:39,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39, skipping insertion in model container [2019-11-24 20:40:39,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:39,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:40,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:41,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:41,727 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:42,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:42,367 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:42,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42 WrapperNode [2019-11-24 20:40:42,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:42,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:42,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:42,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:42,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:42,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:42,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:42,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:42,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:42,901 INFO L168 Benchmark]: Toolchain (without parser) took 2947.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:42,902 INFO L168 Benchmark]: CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:42,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2421.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:42,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:42,914 INFO L168 Benchmark]: Boogie Preprocessor took 245.36 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:42,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2421.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.36 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:46,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:46,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:46,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:46,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:46,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:46,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:46,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:46,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:46,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:46,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:46,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:46,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:46,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:46,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:46,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:46,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:46,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:46,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:46,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:46,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:46,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:46,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:47,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:47,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:47,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:47,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:47,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:47,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:47,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:47,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:47,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:47,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:47,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:47,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:47,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:47,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:47,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:47,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:47,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:47,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:47,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:47,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:47,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:47,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:47,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:47,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:47,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:47,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:47,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:47,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:47,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:47,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:47,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:47,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:47,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:47,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:47,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:47,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:47,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:47,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:47,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:47,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:47,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:47,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:47,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:47,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:47,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:47,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:47,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:47,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:47,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:47,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:47,115 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(__VERIFIER_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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-24 20:40:47,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:47,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:47,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:47,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:47,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:47,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-24 20:40:47,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e29d139/e04d7bcb48e541b98474c553fbbeccaf/FLAGa7b54b4f7 [2019-11-24 20:40:49,266 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:49,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-24 20:40:49,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e29d139/e04d7bcb48e541b98474c553fbbeccaf/FLAGa7b54b4f7 [2019-11-24 20:40:49,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e29d139/e04d7bcb48e541b98474c553fbbeccaf [2019-11-24 20:40:49,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:49,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:49,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:49,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:49,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:49,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:49" (1/1) ... [2019-11-24 20:40:49,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:49, skipping insertion in model container [2019-11-24 20:40:49,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:49" (1/1) ... [2019-11-24 20:40:49,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:49,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:51,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:51,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:52,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:52,110 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:52,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52 WrapperNode [2019-11-24 20:40:52,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:52,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:52,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:52,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:52,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:52,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:52,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:52,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:52,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:52,682 INFO L168 Benchmark]: Toolchain (without parser) took 3077.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:52,683 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:52,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2508.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:52,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:52,693 INFO L168 Benchmark]: Boogie Preprocessor took 267.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 921.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:52,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2508.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 921.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...