./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test19.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 0c0446e0ab344184143837ac7165b5e517628f70 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test19.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 0c0446e0ab344184143837ac7165b5e517628f70 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:41,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:41,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:41,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:41,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:41,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:41,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:41,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:41,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:41,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:41,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:41,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:41,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:41,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:41,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:41,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:41,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:41,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:41,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:41,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:41,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:41,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:41,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:41,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:41,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:41,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:41,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:41,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:41,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:41,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:41,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:41,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:41,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:41,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:41,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:41,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:41,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:41,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:41,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:41,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:41,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:41,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:01:41,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:41,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:41,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:41,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:41,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:41,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:41,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:41,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:01:41,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:41,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:41,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:41,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:41,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:41,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:41,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:41,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:41,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:41,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:41,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:41,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:41,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:41,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:41,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:41,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:41,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:41,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:01:41,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:01:41,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:41,192 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 -> 0c0446e0ab344184143837ac7165b5e517628f70 [2019-11-26 17:01:41,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:41,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:41,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:41,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:41,579 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:41,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test19.c [2019-11-26 17:01:41,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adceacc32/1df4fe7e6d124d3f8b824cb7bd7c7956/FLAGc0cc39ed0 [2019-11-26 17:01:42,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:42,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test19.c [2019-11-26 17:01:42,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adceacc32/1df4fe7e6d124d3f8b824cb7bd7c7956/FLAGc0cc39ed0 [2019-11-26 17:01:42,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adceacc32/1df4fe7e6d124d3f8b824cb7bd7c7956 [2019-11-26 17:01:42,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:42,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:42,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:42,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:42,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:42,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:42" (1/1) ... [2019-11-26 17:01:42,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:42, skipping insertion in model container [2019-11-26 17:01:42,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:42" (1/1) ... [2019-11-26 17:01:42,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:42,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:43,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:43,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:43,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:43,089 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:43,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43 WrapperNode [2019-11-26 17:01:43,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:43,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:43,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:43,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:43,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:43,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:43,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:43,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:43,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:43" (1/1) ... [2019-11-26 17:01:43,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:43,283 INFO L168 Benchmark]: Toolchain (without parser) took 562.11 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:43,287 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:43,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:43,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:43,298 INFO L168 Benchmark]: Boogie Preprocessor took 61.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:43,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 370.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-025d5a2 [2019-11-26 17:01:45,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:45,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:45,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:45,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:46,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:46,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:46,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:46,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:46,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:46,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:46,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:46,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:46,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:46,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:46,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:46,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:46,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:46,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:46,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:46,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:46,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:46,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:46,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:46,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:46,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:46,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:46,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:46,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:46,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:46,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:46,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:46,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:46,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:46,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:46,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:46,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:46,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:46,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:46,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:46,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:46,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:01:46,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:46,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:46,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:46,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:46,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:46,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:46,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:46,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:46,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:46,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:46,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:46,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:46,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:01:46,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:01:46,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:46,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:46,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:46,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:46,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:46,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:46,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:46,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:46,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:46,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:46,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:46,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:46,137 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:01:46,138 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:01:46,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:46,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:01:46,139 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 -> 0c0446e0ab344184143837ac7165b5e517628f70 [2019-11-26 17:01:46,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:46,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:46,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:46,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:46,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:46,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test19.c [2019-11-26 17:01:46,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04bfec2a/4a4ca88ad1cc40c68b4c9bff2716240b/FLAG6138bd7ac [2019-11-26 17:01:47,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:47,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test19.c [2019-11-26 17:01:47,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04bfec2a/4a4ca88ad1cc40c68b4c9bff2716240b/FLAG6138bd7ac [2019-11-26 17:01:47,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04bfec2a/4a4ca88ad1cc40c68b4c9bff2716240b [2019-11-26 17:01:47,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:47,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:47,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:47,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:47,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:47,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:47" (1/1) ... [2019-11-26 17:01:47,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb873af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:47, skipping insertion in model container [2019-11-26 17:01:47,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:47" (1/1) ... [2019-11-26 17:01:47,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:47,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:48,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:48,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:48,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:48,210 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:48,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48 WrapperNode [2019-11-26 17:01:48,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:48,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:48,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:48,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:48,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:48,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:48,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:48,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:48,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:48" (1/1) ... [2019-11-26 17:01:48,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:48,399 INFO L168 Benchmark]: Toolchain (without parser) took 584.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:48,402 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:48,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:48,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.41 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:48,410 INFO L168 Benchmark]: Boogie Preprocessor took 67.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:48,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 398.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.41 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...