./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label35.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 6ce3a8414620349d445c3b6a48a94d1ac7b317f1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label35.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 6ce3a8414620349d445c3b6a48a94d1ac7b317f1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:28,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:28,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:28,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:28,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:28,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:28,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:28,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:28,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:29,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:29,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:29,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:29,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:29,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:29,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:29,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:29,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:29,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:29,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:29,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:29,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:29,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:29,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:29,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:29,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:29,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:29,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:29,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:29,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:29,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:29,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:29,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:29,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:29,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:29,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:29,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:29,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:29,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:29,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:29,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:29,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:29,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:29,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:29,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:29,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:29,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:29,157 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:29,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:29,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:29,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:29,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:29,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:29,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:29,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:29,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:29,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:29,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:29,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:29,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:29,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:29,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:29,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:29,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:29,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:29,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:29,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:29,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:29,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:29,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:29,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:29,173 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 -> 6ce3a8414620349d445c3b6a48a94d1ac7b317f1 [2019-11-27 15:57:29,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:29,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:29,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:29,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:29,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:29,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2019-11-27 15:57:30,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d/FLAG3d2f51911 [2019-11-27 15:57:31,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:31,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2019-11-27 15:57:31,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d/FLAG3d2f51911 [2019-11-27 15:57:31,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d [2019-11-27 15:57:31,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:31,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:31,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:31,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:31,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:31,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31, skipping insertion in model container [2019-11-27 15:57:31,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:31,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:32,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:32,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:33,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:33,219 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:33,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33 WrapperNode [2019-11-27 15:57:33,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:33,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:33,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:33,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:33,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:33,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:33,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:33,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:33,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:33,669 INFO L168 Benchmark]: Toolchain (without parser) took 2268.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:33,670 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:33,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1824.62 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:33,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:33,680 INFO L168 Benchmark]: Boogie Preprocessor took 203.84 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:33,691 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1824.62 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.84 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:37,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:37,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:37,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:37,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:37,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:37,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:37,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:37,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:37,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:37,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:37,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:37,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:37,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:37,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:37,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:37,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:37,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:37,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:37,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:37,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:37,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:37,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:37,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:37,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:37,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:37,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:37,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:37,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:37,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:37,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:37,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:37,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:37,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:37,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:37,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:37,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:37,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:37,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:37,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:37,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:37,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:37,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:37,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:37,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:37,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:37,760 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:37,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:37,761 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:37,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:37,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:37,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:37,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:37,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:37,768 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:37,769 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:37,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:37,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:37,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:37,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:37,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:37,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:37,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:37,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:37,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:37,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:37,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:37,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:37,776 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:37,776 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:37,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:37,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:37,779 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 -> 6ce3a8414620349d445c3b6a48a94d1ac7b317f1 [2019-11-27 15:57:38,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:38,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:38,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:38,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:38,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:38,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2019-11-27 15:57:38,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0/FLAGca56f414b [2019-11-27 15:57:39,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:39,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2019-11-27 15:57:39,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0/FLAGca56f414b [2019-11-27 15:57:39,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0 [2019-11-27 15:57:39,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:39,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:39,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:39,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:39,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:40,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:40,008 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 27.11 03:57:40, skipping insertion in model container [2019-11-27 15:57:40,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:40,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:40,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:41,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:41,389 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:41,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:41,852 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:41,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41 WrapperNode [2019-11-27 15:57:41,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:41,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:41,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:41,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:41,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:41,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:42,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:42,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:42,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:42,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:42,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:42,329 INFO L168 Benchmark]: Toolchain (without parser) took 2340.71 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 949.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:42,331 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:42,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1867.95 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 960.8 MB in the end (delta: 908.2 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:42,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:42,343 INFO L168 Benchmark]: Boogie Preprocessor took 214.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:42,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1867.95 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 960.8 MB in the end (delta: 908.2 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 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...