./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem18_label14.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 b6033a6befa3e901aac56de13a0fd3a4b592dfc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label14.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 b6033a6befa3e901aac56de13a0fd3a4b592dfc4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:05,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:05,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:05,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:05,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:05,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:05,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:05,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:05,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:05,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:05,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:05,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:05,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:05,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:05,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:05,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:05,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:05,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:05,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:05,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:05,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:05,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:05,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:05,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:05,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:05,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:05,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:05,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:05,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:05,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:05,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:05,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:05,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:05,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:05,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:05,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:05,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:05,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:05,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:05,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:05,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:05,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:05,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:05,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:05,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:05,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:05,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:05,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:05,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:05,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:05,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:05,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:05,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:05,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:05,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:05,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:05,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:05,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:05,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:05,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:05,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:05,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:05,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:05,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:05,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:05,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:05,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:05,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:05,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:05,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:05,442 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 -> b6033a6befa3e901aac56de13a0fd3a4b592dfc4 [2019-11-27 16:00:05,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:05,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:05,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:05,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:05,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:05,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-27 16:00:06,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef0bb70a/03d87521cd924c409a54acc8c14f412a/FLAG4b699edb7 [2019-11-27 16:00:07,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:07,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-27 16:00:07,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef0bb70a/03d87521cd924c409a54acc8c14f412a/FLAG4b699edb7 [2019-11-27 16:00:07,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef0bb70a/03d87521cd924c409a54acc8c14f412a [2019-11-27 16:00:07,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:07,813 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:07,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:07,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:07,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:07,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d28e9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07, skipping insertion in model container [2019-11-27 16:00:07,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:08,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:10,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,294 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:11,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:11,364 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:11,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11 WrapperNode [2019-11-27 16:00:11,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:11,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:11,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:11,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:11,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:11,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:11,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:11,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:12,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:12,566 INFO L168 Benchmark]: Toolchain (without parser) took 4747.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 819.0 MB in the end (delta: 131.2 MB). Peak memory consumption was 131.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,567 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:12,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3556.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 888.2 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.68 ms. Allocated memory is still 1.0 GB. Free memory was 888.2 MB in the beginning and 847.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,577 INFO L168 Benchmark]: Boogie Preprocessor took 588.31 ms. Allocated memory is still 1.0 GB. Free memory was 847.9 MB in the beginning and 819.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,588 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3556.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 888.2 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 597.68 ms. Allocated memory is still 1.0 GB. Free memory was 888.2 MB in the beginning and 847.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 588.31 ms. Allocated memory is still 1.0 GB. Free memory was 847.9 MB in the beginning and 819.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 0.1.24-509859d [2019-11-27 16:00:16,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:16,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:16,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:16,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:16,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:16,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:16,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:16,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:16,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:16,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:16,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:16,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:16,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:16,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:16,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:16,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:16,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:16,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:16,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:16,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:16,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:16,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:16,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:16,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:16,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:16,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:16,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:16,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:16,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:16,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:16,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:16,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:16,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:16,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:16,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:16,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:16,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:16,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:16,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:16,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:16,870 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:16,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:16,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:16,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:16,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:16,921 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:16,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:16,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:16,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:16,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:16,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:16,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:16,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:16,924 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:16,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:16,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:16,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:16,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:16,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:16,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:16,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:16,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:16,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:16,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:16,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:16,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:16,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:16,934 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:16,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:16,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:16,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:16,937 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 -> b6033a6befa3e901aac56de13a0fd3a4b592dfc4 [2019-11-27 16:00:17,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:17,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:17,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:17,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:17,612 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:17,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-27 16:00:17,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9665d6e5/f1e85285e5b2415aab01dbe835f17439/FLAG07e3de94d [2019-11-27 16:00:19,317 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:19,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-27 16:00:19,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9665d6e5/f1e85285e5b2415aab01dbe835f17439/FLAG07e3de94d [2019-11-27 16:00:19,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9665d6e5/f1e85285e5b2415aab01dbe835f17439 [2019-11-27 16:00:19,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:19,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:19,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:19,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:19,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:19,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19, skipping insertion in model container [2019-11-27 16:00:19,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:19,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:22,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:22,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:23,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:23,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:23,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23 WrapperNode [2019-11-27 16:00:23,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:23,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:23,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:23,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:23,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:24,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:24,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:24,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:24,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:24,555 INFO L168 Benchmark]: Toolchain (without parser) took 5019.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 793.5 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,556 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:24,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4110.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 839.4 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 471.41 ms. Allocated memory is still 1.0 GB. Free memory was 839.4 MB in the beginning and 810.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,567 INFO L168 Benchmark]: Boogie Preprocessor took 431.00 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 793.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4110.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 839.4 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 471.41 ms. Allocated memory is still 1.0 GB. Free memory was 839.4 MB in the beginning and 810.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.00 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 793.5 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...