./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label18.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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label18.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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:18,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:18,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:19,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:19,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:19,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:19,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:19,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:19,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:19,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:19,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:19,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:19,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:19,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:19,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:19,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:19,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:19,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:19,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:19,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:19,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:19,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:19,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:19,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:19,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:19,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:19,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:19,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:19,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:19,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:19,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:19,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:19,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:19,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:19,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:19,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:19,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:19,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:19,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:19,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:19,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:19,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:19,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:19,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:19,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:19,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:19,186 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:19,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:19,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:19,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:19,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:19,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:19,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:19,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:19,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:19,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:19,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:19,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:19,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:19,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:19,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:19,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:19,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:19,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:19,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:19,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:19,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:19,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:19,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:19,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:19,201 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-26 16:48:19,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:19,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:19,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:19,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:19,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:19,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-26 16:48:20,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b3b0f427/53af229e6d004d3ea11da926e37bf736/FLAGbdfe50c8c [2019-11-26 16:48:21,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:21,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-26 16:48:21,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b3b0f427/53af229e6d004d3ea11da926e37bf736/FLAGbdfe50c8c [2019-11-26 16:48:21,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b3b0f427/53af229e6d004d3ea11da926e37bf736 [2019-11-26 16:48:21,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:21,418 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:21,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:21,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:21,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:21,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:21,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21, skipping insertion in model container [2019-11-26 16:48:21,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:21,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:21,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:22,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:22,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:23,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:23,101 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:23,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23 WrapperNode [2019-11-26 16:48:23,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:23,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:23,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:23,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:23,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:23,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:23,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:23,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:23,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:23,600 INFO L168 Benchmark]: Toolchain (without parser) took 2181.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 955.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:23,603 INFO L168 Benchmark]: CDTParser took 2.00 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. [2019-11-26 16:48:23,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1686.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.0 MB in the end (delta: -12.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:23,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 961.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:23,613 INFO L168 Benchmark]: Boogie Preprocessor took 258.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 955.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:23,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 1686.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.0 MB in the end (delta: -12.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 961.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 955.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 16:48:27,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:27,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:27,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:27,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:27,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:27,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:27,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:27,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:27,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:27,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:27,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:27,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:27,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:27,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:27,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:27,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:27,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:27,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:27,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:27,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:27,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:27,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:27,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:27,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:27,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:27,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:27,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:27,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:27,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:27,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:27,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:27,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:27,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:27,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:27,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:27,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:27,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:27,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:27,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:27,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:27,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:27,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:27,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:27,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:27,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:27,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:27,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:27,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:27,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:27,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:27,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:27,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:27,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:27,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:27,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:27,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:27,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:27,653 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:27,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:27,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:27,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:27,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:27,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:27,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:27,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:27,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:27,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:27,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:27,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:27,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:27,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:27,661 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-26 16:48:28,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:28,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:28,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:28,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:28,255 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:28,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-26 16:48:28,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901164abf/c928819612c24c0d926e3ee6b9484c89/FLAGb3b3403c7 [2019-11-26 16:48:29,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:29,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-26 16:48:29,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901164abf/c928819612c24c0d926e3ee6b9484c89/FLAGb3b3403c7 [2019-11-26 16:48:30,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901164abf/c928819612c24c0d926e3ee6b9484c89 [2019-11-26 16:48:30,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:30,077 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:30,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:30,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:30,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:30,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:30" (1/1) ... [2019-11-26 16:48:30,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:30, skipping insertion in model container [2019-11-26 16:48:30,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:30" (1/1) ... [2019-11-26 16:48:30,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:30,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:31,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:31,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:31,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:31,909 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:31,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31 WrapperNode [2019-11-26 16:48:31,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:31,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:31,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:31,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:31,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:31,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:32,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:32,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:32,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:32,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:31" (1/1) ... [2019-11-26 16:48:32,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:32,341 INFO L168 Benchmark]: Toolchain (without parser) took 2259.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:32,344 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 16:48:32,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:32,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.08 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:32,352 INFO L168 Benchmark]: Boogie Preprocessor took 197.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:32,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1825.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.08 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...