./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:56,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:56,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:56,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:56,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:56,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:56,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:56,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:56,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:56,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:56,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:56,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:56,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:56,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:56,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:56,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:56,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:56,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:56,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:56,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:56,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:56,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:56,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:56,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:56,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:56,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:56,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:56,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:56,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:56,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:56,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:56,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:56,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:56,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:56,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:56,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:56,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:56,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:56,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:56,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:56,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:56,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:56,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:56,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:56,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:56,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:56,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:56,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:56,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:56,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:56,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:56,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:56,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:56,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:56,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:56,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:56,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:56,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:56,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:56,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:56,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:56,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:56,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:56,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:56,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:56,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:56,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:56,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:56,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:56,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:56,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:56,296 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-24 20:54:56,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:56,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:56,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:56,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:56,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:56,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-24 20:54:57,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fce5be99/2f92564eece245b38ebe69eb5bf6f6b8/FLAG269d29669 [2019-11-24 20:54:58,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:58,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-24 20:54:58,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fce5be99/2f92564eece245b38ebe69eb5bf6f6b8/FLAG269d29669 [2019-11-24 20:54:58,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fce5be99/2f92564eece245b38ebe69eb5bf6f6b8 [2019-11-24 20:54:58,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:58,614 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:58,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:58,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:58,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58, skipping insertion in model container [2019-11-24 20:54:58,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:58,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:00,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,665 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:01,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:01,431 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:01,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01 WrapperNode [2019-11-24 20:55:01,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:01,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:01,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:01,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:02,439 INFO L168 Benchmark]: Toolchain (without parser) took 3820.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.5 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,442 INFO L168 Benchmark]: CDTParser took 1.18 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. [2019-11-24 20:55:02,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2813.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 467.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,451 INFO L168 Benchmark]: Boogie Preprocessor took 527.84 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 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 2813.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 467.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 527.84 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:06,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:06,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:06,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:06,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:06,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:06,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:06,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:06,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:06,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:06,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:06,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:06,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:06,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:06,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:06,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:06,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:06,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:06,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:06,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:06,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:06,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:06,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:06,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:06,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:06,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:06,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:06,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:06,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:06,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:06,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:06,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:06,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:06,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:06,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:06,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:06,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:06,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:06,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:06,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:06,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:06,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:06,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:06,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:06,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:06,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:06,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:06,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:06,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:06,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:06,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:06,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:06,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:06,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:06,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:06,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:06,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:06,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:06,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:06,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:06,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:06,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:06,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:06,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:06,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:06,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:06,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:06,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:06,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:06,682 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:06,683 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:06,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:06,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:06,688 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-24 20:55:07,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:07,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:07,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:07,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:07,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:07,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-24 20:55:07,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa090e8ef/77bec215ace14c25b70dd5b790033af6/FLAG2c896ec02 [2019-11-24 20:55:08,928 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:08,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-24 20:55:08,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa090e8ef/77bec215ace14c25b70dd5b790033af6/FLAG2c896ec02 [2019-11-24 20:55:09,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa090e8ef/77bec215ace14c25b70dd5b790033af6 [2019-11-24 20:55:09,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:09,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:09,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:09,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:09,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:09,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09, skipping insertion in model container [2019-11-24 20:55:09,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:09,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:11,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:11,384 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:12,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:12,190 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:12,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12 WrapperNode [2019-11-24 20:55:12,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:12,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:12,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:12,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:12,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:12,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:12,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:12,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,830 INFO L168 Benchmark]: Toolchain (without parser) took 3788.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,831 INFO L168 Benchmark]: CDTParser took 2.92 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. [2019-11-24 20:55:12,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3150.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,841 INFO L168 Benchmark]: Boogie Preprocessor took 310.72 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 3150.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 310.72 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...