./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label44.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 cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.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 cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:42,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:42,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:42,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:42,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:42,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:42,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:42,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:42,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:42,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:42,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:42,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:42,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:42,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:42,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:42,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:42,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:42,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:42,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:42,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:42,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:42,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:42,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:42,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:42,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:42,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:42,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:42,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:42,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:42,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:42,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:42,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:42,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:42,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:42,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:42,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:42,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:42,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:42,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:42,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:42,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:42,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:42,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:42,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:42,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:42,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:42,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:42,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:42,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:42,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:42,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:42,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:42,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:42,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:42,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:42,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:42,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:42,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:42,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:42,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:42,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:42,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:42,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:42,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:42,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:42,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:42,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:42,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:42,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:42,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:42,293 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 -> cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf [2019-11-25 22:40:42,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:42,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:42,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:42,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:42,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:42,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-25 22:40:43,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64d7d906/fda1efe288d440b8a606b69b5f8a2e33/FLAG49650e93f [2019-11-25 22:40:44,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:44,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-25 22:40:44,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64d7d906/fda1efe288d440b8a606b69b5f8a2e33/FLAG49650e93f [2019-11-25 22:40:44,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d64d7d906/fda1efe288d440b8a606b69b5f8a2e33 [2019-11-25 22:40:44,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:44,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:44,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:44,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:44,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:44,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44, skipping insertion in model container [2019-11-25 22:40:44,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:44,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:46,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:46,068 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:46,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:46,534 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:46,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46 WrapperNode [2019-11-25 22:40:46,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:46,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:46,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:46,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:46,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:46,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:46,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:46,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:46,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:46,968 INFO L168 Benchmark]: Toolchain (without parser) took 2235.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,969 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:40:46,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1801.14 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 977.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.16 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,980 INFO L168 Benchmark]: Boogie Preprocessor took 203.20 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1801.14 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 977.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.16 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.20 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:50,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:50,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:50,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:50,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:50,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:50,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:50,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:50,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:50,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:50,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:50,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:50,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:50,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:50,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:50,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:50,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:50,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:50,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:50,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:50,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:50,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:50,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:50,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:50,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:50,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:50,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:50,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:50,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:50,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:50,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:50,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:50,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:50,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:50,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:50,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:50,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:50,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:50,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:51,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:51,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:51,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:51,045 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:51,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:51,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:51,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:51,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:51,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:51,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:51,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:51,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:51,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:51,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:51,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:51,057 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:51,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:51,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:51,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:51,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:51,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:51,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:51,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:51,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:51,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:51,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:51,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:51,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:51,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:51,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:51,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:51,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:51,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:51,069 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 -> cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf [2019-11-25 22:40:51,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:51,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:51,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:51,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:51,730 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:51,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-25 22:40:51,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f46fd1b7/0b4f1e8f26884d8b831c59cb6cea1b4c/FLAGbabe8123c [2019-11-25 22:40:53,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:53,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-25 22:40:53,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f46fd1b7/0b4f1e8f26884d8b831c59cb6cea1b4c/FLAGbabe8123c [2019-11-25 22:40:53,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f46fd1b7/0b4f1e8f26884d8b831c59cb6cea1b4c [2019-11-25 22:40:53,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:53,633 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:53,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:53,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:53,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:53,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4499c0e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53, skipping insertion in model container [2019-11-25 22:40:53,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:53,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:55,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:55,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:55,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:55,540 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:55,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55 WrapperNode [2019-11-25 22:40:55,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:55,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:55,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:55,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:55,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:55,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:55,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:55,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:55,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:55,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:55,960 INFO L168 Benchmark]: Toolchain (without parser) took 2322.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.9 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:55,963 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:40:55,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1904.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:55,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.56 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:55,969 INFO L168 Benchmark]: Boogie Preprocessor took 191.63 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:55,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1904.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.56 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.63 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 944.9 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...