./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label24.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 012421136a7cd2292265b8d8ed1d0b8994fb4866 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:32,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:32,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:32,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:32,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:32,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:32,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:32,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:32,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:32,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:32,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:32,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:32,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:32,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:32,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:32,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:32,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:32,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:32,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:32,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:32,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:32,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:32,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:32,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:32,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:32,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:32,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:32,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:32,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:32,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:32,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:32,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:32,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:32,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:32,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:32,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:32,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:32,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:32,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:32,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:32,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:32,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:32,604 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:32,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:32,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:32,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:32,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:32,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:32,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:32,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:32,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:32,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:32,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:32,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:32,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:32,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:32,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:32,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:32,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:32,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:32,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:32,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:32,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:32,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:32,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:32,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:32,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:32,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:32,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:32,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:32,635 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-25 22:38:33,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:33,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:33,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:33,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:33,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:33,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-25 22:38:33,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4b6f213/0be4ab2d7c6943df9b0bc683b70aae32/FLAG59bb8b071 [2019-11-25 22:38:35,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:35,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-25 22:38:35,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4b6f213/0be4ab2d7c6943df9b0bc683b70aae32/FLAG59bb8b071 [2019-11-25 22:38:35,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4b6f213/0be4ab2d7c6943df9b0bc683b70aae32 [2019-11-25 22:38:35,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:35,152 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:35,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:35,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:35,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:35,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:35" (1/1) ... [2019-11-25 22:38:35,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:35, skipping insertion in model container [2019-11-25 22:38:35,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:35" (1/1) ... [2019-11-25 22:38:35,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:35,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:38,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:38,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:40,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:40,096 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:40,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40 WrapperNode [2019-11-25 22:38:40,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:40,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:40,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:40,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:40,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:40,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:40,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:40,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:40,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:40,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:40,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:40,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:41,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:41,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:41,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:41,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:42,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:40" (1/1) ... [2019-11-25 22:38:42,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:42,118 INFO L168 Benchmark]: Toolchain (without parser) took 6959.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 908.5 MB in the end (delta: 40.3 MB). Peak memory consumption was 313.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:42,119 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:38:42,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4942.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.7 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:42,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.40 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:42,130 INFO L168 Benchmark]: Boogie Preprocessor took 1175.82 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.5 MB in the end (delta: -156.5 MB). Peak memory consumption was 116.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:42,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 4942.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.7 MB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.40 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1175.82 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.5 MB in the end (delta: -156.5 MB). Peak memory consumption was 116.4 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 0.1.24-65d6cd2 [2019-11-25 22:38:46,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:46,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:46,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:46,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:46,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:46,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:46,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:46,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:46,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:46,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:46,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:46,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:46,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:46,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:46,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:46,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:46,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:46,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:46,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:46,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:46,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:46,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:46,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:46,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:46,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:46,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:46,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:46,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:46,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:46,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:46,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:46,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:46,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:46,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:46,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:46,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:46,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:46,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:46,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:46,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:46,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:46,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:46,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:46,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:46,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:46,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:46,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:46,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:46,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:46,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:46,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:46,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:46,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:46,339 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:46,339 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:46,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:46,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:46,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:46,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:46,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:46,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:46,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:46,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:46,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:46,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:46,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:46,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:46,348 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:46,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:46,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:46,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:46,351 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-25 22:38:46,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:46,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:46,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:46,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:46,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:46,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-25 22:38:47,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75baded68/ce8e8d4ccbae432fbb0f200b13990cf9/FLAG60b2ee414 [2019-11-25 22:38:48,770 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:48,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-25 22:38:48,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75baded68/ce8e8d4ccbae432fbb0f200b13990cf9/FLAG60b2ee414 [2019-11-25 22:38:49,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75baded68/ce8e8d4ccbae432fbb0f200b13990cf9 [2019-11-25 22:38:49,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:49,302 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:49,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:49,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:49,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:49,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:49" (1/1) ... [2019-11-25 22:38:49,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:49, skipping insertion in model container [2019-11-25 22:38:49,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:49" (1/1) ... [2019-11-25 22:38:49,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:49,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:52,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:52,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:54,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:54,757 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:54,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54 WrapperNode [2019-11-25 22:38:54,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:54,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:54,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:54,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:54,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:54,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:55,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:55,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:55,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:55,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:55,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:56,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:54" (1/1) ... [2019-11-25 22:38:56,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:56,075 INFO L168 Benchmark]: Toolchain (without parser) took 6767.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 945.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 284.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:56,076 INFO L168 Benchmark]: CDTParser took 1.27 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. [2019-11-25 22:38:56,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5452.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.9 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:56,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.25 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 739.1 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:56,087 INFO L168 Benchmark]: Boogie Preprocessor took 816.71 ms. Allocated memory is still 1.0 GB. Free memory was 739.1 MB in the beginning and 945.3 MB in the end (delta: -206.3 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:56,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 5452.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.9 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.25 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 739.1 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 816.71 ms. Allocated memory is still 1.0 GB. Free memory was 739.1 MB in the beginning and 945.3 MB in the end (delta: -206.3 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...