./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label17.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/Problem10_label17.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 dde52c9168444887391772c09fe456cad8792595 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label17.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 dde52c9168444887391772c09fe456cad8792595 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:44:57,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:57,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:58,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:58,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:58,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:58,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:58,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:58,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:58,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:58,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:58,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:58,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:58,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:58,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:58,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:58,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:58,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:58,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:58,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:58,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:58,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:58,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:58,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:58,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:58,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:58,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:58,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:58,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:58,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:58,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:58,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:58,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:58,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:58,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:58,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:58,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:58,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:58,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:58,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:58,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:58,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:44:58,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:58,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:58,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:58,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:58,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:58,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:58,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:58,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:44:58,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:58,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:58,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:58,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:58,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:58,215 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:58,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:58,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:58,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:58,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:58,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:58,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:58,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:58,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:58,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:58,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:58,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:58,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:44:58,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:44:58,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:58,225 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 -> dde52c9168444887391772c09fe456cad8792595 [2019-11-26 16:44:58,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:58,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:58,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:58,795 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:58,796 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:58,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label17.c [2019-11-26 16:44:58,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b58fcf0/dba4c34ce3914035b9c740c7cf597b87/FLAGd7b6e5d76 [2019-11-26 16:45:00,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:00,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label17.c [2019-11-26 16:45:00,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b58fcf0/dba4c34ce3914035b9c740c7cf597b87/FLAGd7b6e5d76 [2019-11-26 16:45:00,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b58fcf0/dba4c34ce3914035b9c740c7cf597b87 [2019-11-26 16:45:00,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:00,268 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:00,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:00,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:00,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:00,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:00,291 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 04:45:00, skipping insertion in model container [2019-11-26 16:45:00,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:00,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:00,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:01,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:01,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:01,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:01,853 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:01,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01 WrapperNode [2019-11-26 16:45:01,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:01,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:01,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:01,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:01,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:01,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:02,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:02,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:02,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:02,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:01" (1/1) ... [2019-11-26 16:45:02,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:02,354 INFO L168 Benchmark]: Toolchain (without parser) took 2079.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.3 MB in the end (delta: 395.9 kB). Peak memory consumption was 461.5 kB. Max. memory is 12.5 GB. [2019-11-26 16:45:02,356 INFO L168 Benchmark]: CDTParser took 1.82 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 16:45:02,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1583.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:02,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:02,367 INFO L168 Benchmark]: Boogie Preprocessor took 233.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:02,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 1583.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:06,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:06,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:06,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:06,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:06,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:06,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:06,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:06,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:06,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:06,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:06,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:06,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:06,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:06,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:06,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:06,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:06,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:06,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:06,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:06,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:06,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:06,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:06,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:06,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:06,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:06,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:06,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:06,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:06,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:06,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:06,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:06,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:06,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:06,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:06,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:06,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:06,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:06,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:06,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:06,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:06,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:06,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:06,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:06,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:06,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:06,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:06,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:06,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:06,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:06,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:06,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:06,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:06,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:06,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:06,315 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:06,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:06,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:06,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:06,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:06,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:06,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:06,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:06,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:06,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:06,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:06,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:06,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:06,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:06,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:06,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:06,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:06,326 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 -> dde52c9168444887391772c09fe456cad8792595 [2019-11-26 16:45:06,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:06,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:06,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:06,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:06,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:06,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label17.c [2019-11-26 16:45:07,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1667749/7926ad8bc2854ba09d82e130fb19b52d/FLAG4e0bd6f83 [2019-11-26 16:45:08,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:08,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label17.c [2019-11-26 16:45:08,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1667749/7926ad8bc2854ba09d82e130fb19b52d/FLAG4e0bd6f83 [2019-11-26 16:45:08,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1667749/7926ad8bc2854ba09d82e130fb19b52d [2019-11-26 16:45:08,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:08,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:08,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:08,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:08,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:08,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:08" (1/1) ... [2019-11-26 16:45:08,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:08, skipping insertion in model container [2019-11-26 16:45:08,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:08" (1/1) ... [2019-11-26 16:45:08,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:08,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:10,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:10,063 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:10,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:10,469 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:10,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10 WrapperNode [2019-11-26 16:45:10,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:10,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:10,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:10,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:10,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:10,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:10,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:10,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:10,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:10" (1/1) ... [2019-11-26 16:45:10,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:10,861 INFO L168 Benchmark]: Toolchain (without parser) took 2138.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:10,869 INFO L168 Benchmark]: CDTParser took 1.12 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 16:45:10,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1747.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:10,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.36 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:10,877 INFO L168 Benchmark]: Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:10,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 1747.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.36 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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...