./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label50.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_label50.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 483981f2653960c788f63687695c03dc8a43fcaf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label50.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 483981f2653960c788f63687695c03dc8a43fcaf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:00:32,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:32,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:32,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:32,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:32,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:32,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:32,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:32,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:32,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:32,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:32,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:32,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:32,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:32,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:32,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:32,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:32,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:32,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:32,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:32,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:32,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:32,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:32,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:32,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:32,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:32,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:32,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:32,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:32,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:32,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:32,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:32,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:32,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:32,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:32,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:32,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:32,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:32,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:32,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:32,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:32,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:32,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:32,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:32,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:32,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:32,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:32,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:32,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:32,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:32,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:32,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:32,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:32,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:32,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:32,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:32,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:32,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:32,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:32,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:32,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:32,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:32,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:32,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:32,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:32,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:32,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:32,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:32,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:32,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:32,454 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-27 16:00:33,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:33,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:33,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:33,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:33,082 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:33,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-27 16:00:33,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd3977d0/5bae0142bdc34906bdba5f378867212e/FLAG0735cb345 [2019-11-27 16:00:34,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:34,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-27 16:00:34,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd3977d0/5bae0142bdc34906bdba5f378867212e/FLAG0735cb345 [2019-11-27 16:00:34,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd3977d0/5bae0142bdc34906bdba5f378867212e [2019-11-27 16:00:35,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:35,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:35,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:35,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:35,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:35,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:34" (1/1) ... [2019-11-27 16:00:35,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:35, skipping insertion in model container [2019-11-27 16:00:35,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:34" (1/1) ... [2019-11-27 16:00:35,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:35,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:37,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:37,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:38,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:38,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:38,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38 WrapperNode [2019-11-27 16:00:38,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:38,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:38,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:38,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:38,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:39,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:39,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:39,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:39,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:39,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:40,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,015 INFO L168 Benchmark]: Toolchain (without parser) took 5004.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.9 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,018 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-27 16:00:40,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3934.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.66 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,026 INFO L168 Benchmark]: Boogie Preprocessor took 569.99 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 3934.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.66 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 569.99 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 16:00:43,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:43,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:43,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:43,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:43,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:43,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:43,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:44,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:44,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:44,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:44,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:44,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:44,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:44,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:44,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:44,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:44,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:44,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:44,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:44,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:44,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:44,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:44,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:44,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:44,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:44,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:44,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:44,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:44,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:44,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:44,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:44,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:44,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:44,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:44,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:44,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:44,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:44,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:44,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:44,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:44,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:44,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:44,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:44,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:44,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:44,156 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:44,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:44,159 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:44,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:44,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:44,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:44,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:44,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:44,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:44,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:44,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:44,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:44,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:44,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:44,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:44,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:44,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:44,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:44,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:44,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:44,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:44,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:44,172 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:44,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:44,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:44,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:44,176 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-27 16:00:44,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:44,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:44,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:44,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:44,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:44,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-27 16:00:44,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6804188ed/a9dec23b2d6743e3992121679d70ab24/FLAG56c99efdd [2019-11-27 16:00:46,546 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:46,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-27 16:00:46,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6804188ed/a9dec23b2d6743e3992121679d70ab24/FLAG56c99efdd [2019-11-27 16:00:46,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6804188ed/a9dec23b2d6743e3992121679d70ab24 [2019-11-27 16:00:46,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:46,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:46,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:46,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:46,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:46,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:46" (1/1) ... [2019-11-27 16:00:46,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:46, skipping insertion in model container [2019-11-27 16:00:46,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:46" (1/1) ... [2019-11-27 16:00:46,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:46,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:49,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:49,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:50,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:50,554 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:50,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50 WrapperNode [2019-11-27 16:00:50,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:50,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:50,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:50,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:50,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:50,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:50,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:50,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:50,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:51,342 INFO L168 Benchmark]: Toolchain (without parser) took 4669.02 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 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,343 INFO L168 Benchmark]: CDTParser took 0.31 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 16:00:51,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3891.23 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 404.16 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,352 INFO L168 Benchmark]: Boogie Preprocessor took 367.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3891.23 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 404.16 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...