./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label18.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/eca-rers2012/Problem02_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 0b1eb39f0e741b958206d9dc54aeed5270272676 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_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 0b1eb39f0e741b958206d9dc54aeed5270272676 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:03,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:03,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:03,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:03,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:03,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:03,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:03,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:03,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:03,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:03,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:03,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:03,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:03,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:03,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:03,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:03,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:03,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:03,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:03,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:03,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:03,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:03,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:03,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:03,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:03,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:03,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:03,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:03,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:03,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:03,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:03,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:03,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:03,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:03,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:03,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:03,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:03,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:03,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:03,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:03,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:03,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:03,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:03,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:03,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:03,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:03,221 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:03,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:03,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:03,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:03,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:03,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:03,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:03,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:03,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:03,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:03,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:03,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:03,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:03,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:03,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:03,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:03,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:03,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:03,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:03,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:03,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:03,230 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:03,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:03,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:03,231 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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2019-11-26 16:34:03,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:03,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:03,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:03,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:03,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:03,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-26 16:34:03,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05b53fa93/524c3e61d09f4cd8929dd1570d5d9f73/FLAG50956b41f [2019-11-26 16:34:04,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:04,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-26 16:34:04,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05b53fa93/524c3e61d09f4cd8929dd1570d5d9f73/FLAG50956b41f [2019-11-26 16:34:04,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05b53fa93/524c3e61d09f4cd8929dd1570d5d9f73 [2019-11-26 16:34:04,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:04,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:04,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:04,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:04,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:04,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04, skipping insertion in model container [2019-11-26 16:34:04,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:04,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:05,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:05,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,940 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:05,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05 WrapperNode [2019-11-26 16:34:05,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:05,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:05,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:06,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:06,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:06,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:06,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:06,224 INFO L168 Benchmark]: Toolchain (without parser) took 1400.42 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 961.7 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:06,226 INFO L168 Benchmark]: CDTParser took 1.84 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 16:34:06,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1125.16 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 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,233 INFO L168 Benchmark]: Boogie Preprocessor took 129.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 1125.16 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 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 16:34:08,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:08,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:08,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:08,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:08,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:08,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:08,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:08,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:08,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:08,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:08,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:08,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:08,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:08,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:08,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:08,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:08,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:08,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:08,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:09,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:09,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:09,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:09,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:09,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:09,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:09,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:09,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:09,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:09,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:09,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:09,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:09,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:09,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:09,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:09,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:09,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:09,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:09,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:09,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:09,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:09,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:09,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:09,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:09,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:09,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:09,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:09,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:09,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:09,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:09,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:09,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:09,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:09,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:09,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:09,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:09,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:09,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:09,074 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:09,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:09,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:09,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:09,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:09,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:09,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:09,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:09,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:09,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:09,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:09,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:09,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:09,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:09,079 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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2019-11-26 16:34:09,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:09,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:09,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:09,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:09,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:09,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-26 16:34:09,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997a68c48/a9b6f91fccab467a8ceafae882975414/FLAGdc633b2fe [2019-11-26 16:34:10,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:10,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-26 16:34:10,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997a68c48/a9b6f91fccab467a8ceafae882975414/FLAGdc633b2fe [2019-11-26 16:34:10,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997a68c48/a9b6f91fccab467a8ceafae882975414 [2019-11-26 16:34:10,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:10,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:10,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:10,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:10,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:10,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:10" (1/1) ... [2019-11-26 16:34:10,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:10, skipping insertion in model container [2019-11-26 16:34:10,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:10" (1/1) ... [2019-11-26 16:34:10,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:10,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:11,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:11,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:11,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:11,798 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:11,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11 WrapperNode [2019-11-26 16:34:11,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:11,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:11,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:11,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:11,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:11,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:11,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:11,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:11,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:12,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:12,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:12,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:12,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:12,073 INFO L168 Benchmark]: Toolchain (without parser) took 1356.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:12,074 INFO L168 Benchmark]: CDTParser took 0.22 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 16:34:12,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.69 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:12,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.40 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:12,080 INFO L168 Benchmark]: Boogie Preprocessor took 138.79 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:12,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1087.69 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.40 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.79 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 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...