./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label18.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37407b5357ba8aa3f4aab3b2c1be8f4320623d4a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem03_label18.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37407b5357ba8aa3f4aab3b2c1be8f4320623d4a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:33,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:33,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:33,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:33,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:33,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:33,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:33,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:34,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:34,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:34,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:34,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:34,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:34,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:34,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:34,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:34,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:34,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:34,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:34,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:34,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:34,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:34,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:34,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:34,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:34,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:34,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:34,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:34,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:34,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:34,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:34,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:34,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:34,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:34,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:34,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:34,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:34,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:34,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:34,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:34,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:34,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:34,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:34,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:34,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:34,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:34,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:34,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:34,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:34,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:34,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:34,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:34,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:34,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:34,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:34,131 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:34,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:34,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:34,131 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:34,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:34,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:34,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:34,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:34,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:34,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:34,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:34,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:34,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:34,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:34,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:34,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:34,137 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 -> 37407b5357ba8aa3f4aab3b2c1be8f4320623d4a [2019-11-24 20:40:34,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:34,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:34,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:34,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:34,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:34,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2019-11-24 20:40:34,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8c0692d/24bfc3ad4a4448628adc471438a2f6f8/FLAGeed6eca97 [2019-11-24 20:40:35,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:35,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2019-11-24 20:40:35,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8c0692d/24bfc3ad4a4448628adc471438a2f6f8/FLAGeed6eca97 [2019-11-24 20:40:35,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8c0692d/24bfc3ad4a4448628adc471438a2f6f8 [2019-11-24 20:40:35,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:35,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:35,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:35,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:35,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:35,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:35" (1/1) ... [2019-11-24 20:40:35,739 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 24.11 08:40:35, skipping insertion in model container [2019-11-24 20:40:35,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:35" (1/1) ... [2019-11-24 20:40:35,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:35,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:36,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:36,919 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:37,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:37,312 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:37,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37 WrapperNode [2019-11-24 20:40:37,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:37,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:37,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:37,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:37,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:37,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:37,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:37,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:37,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:37,708 INFO L168 Benchmark]: Toolchain (without parser) took 1981.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 903.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:37,708 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:37,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:37,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:37,717 INFO L168 Benchmark]: Boogie Preprocessor took 174.56 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:37,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1595.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.56 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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 0.1.24-32f2683 [2019-11-24 20:40:40,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:40,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:40,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:40,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:40,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:40,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:40,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:40,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:40,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:40,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:40,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:40,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:40,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:40,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:40,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:40,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:40,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:40,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:40,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:40,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:40,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:40,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:40,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:40,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:40,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:40,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:40,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:40,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:40,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:40,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:40,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:40,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:40,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:40,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:40,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:40,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:40,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:40,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:40,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:40,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:40,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:40,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:40,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:40,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:40,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:40,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:40,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:40,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:40,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:40,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:40,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:40,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:40,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:40,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:40,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:40,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:40,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:40,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:40,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:40,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:40,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:40,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:40,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:40,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:40,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:40,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:40,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:40,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:40,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:40,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:40,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:40,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:40,540 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 -> 37407b5357ba8aa3f4aab3b2c1be8f4320623d4a [2019-11-24 20:40:40,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:41,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:41,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:41,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:41,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:41,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2019-11-24 20:40:41,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42831366f/2500d6c53a1a4cf3a6822d8aaa7e6e09/FLAGcc6cf49c0 [2019-11-24 20:40:42,130 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:42,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2019-11-24 20:40:42,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42831366f/2500d6c53a1a4cf3a6822d8aaa7e6e09/FLAGcc6cf49c0 [2019-11-24 20:40:42,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42831366f/2500d6c53a1a4cf3a6822d8aaa7e6e09 [2019-11-24 20:40:42,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:42,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:42,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:42,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:42,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:42,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42, skipping insertion in model container [2019-11-24 20:40:42,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:42,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:43,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:43,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:44,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:44,372 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:44,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44 WrapperNode [2019-11-24 20:40:44,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:44,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:44,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:44,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:44,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:44,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:44,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:44,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:44,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:44" (1/1) ... [2019-11-24 20:40:44,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:44,793 INFO L168 Benchmark]: Toolchain (without parser) took 2103.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:44,796 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:44,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1687.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:44,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:44,802 INFO L168 Benchmark]: Boogie Preprocessor took 188.19 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:44,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 1687.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.19 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 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...