./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:42:32,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:32,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:32,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:32,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:32,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:32,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:32,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:32,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:32,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:32,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:32,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:32,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:32,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:32,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:32,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:32,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:32,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:32,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:32,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:32,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:32,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:32,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:32,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:32,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:32,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:32,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:32,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:32,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:32,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:32,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:32,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:32,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:32,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:32,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:32,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:32,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:32,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:32,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:32,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:32,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:32,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:33,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:33,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:33,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:33,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:33,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:33,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:33,044 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:33,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:33,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:33,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:33,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:33,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:33,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:33,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:33,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:33,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:33,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:33,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:33,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:33,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:33,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:33,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:33,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:33,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:33,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:33,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:33,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:33,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:33,058 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-27 15:42:33,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:33,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:33,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:33,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:33,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:33,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-27 15:42:33,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b839d74/9ef8891e4570468289b0d282b676385f/FLAGfc1e6cff7 [2019-11-27 15:42:35,064 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:35,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-27 15:42:35,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b839d74/9ef8891e4570468289b0d282b676385f/FLAGfc1e6cff7 [2019-11-27 15:42:35,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b839d74/9ef8891e4570468289b0d282b676385f [2019-11-27 15:42:35,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:35,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:35,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:35,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:35,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:35,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:35" (1/1) ... [2019-11-27 15:42:35,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:35, skipping insertion in model container [2019-11-27 15:42:35,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:35" (1/1) ... [2019-11-27 15:42:35,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:35,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:36,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:36,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:36,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:36,733 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:36,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36 WrapperNode [2019-11-27 15:42:36,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:36,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:36,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:36,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:36,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:36,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:36,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:36,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:36,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:36,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:37,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:36" (1/1) ... [2019-11-27 15:42:37,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:37,155 INFO L168 Benchmark]: Toolchain (without parser) took 1987.47 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:37,156 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:37,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1573.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -541.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:37,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.92 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:37,165 INFO L168 Benchmark]: Boogie Preprocessor took 166.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:37,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1573.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -541.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.92 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:42:41,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:41,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:41,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:41,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:41,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:41,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:41,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:41,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:41,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:41,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:41,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:41,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:41,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:41,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:41,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:41,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:41,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:41,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:41,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:41,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:41,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:41,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:41,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:41,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:41,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:41,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:41,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:41,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:41,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:41,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:41,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:41,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:41,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:41,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:41,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:41,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:41,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:41,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:41,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:41,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:41,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:41,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:41,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:41,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:41,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:41,240 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:41,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:41,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:41,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:41,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:41,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:41,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:41,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:41,243 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:41,245 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:41,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:41,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:41,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:41,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:41,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:41,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:41,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:41,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:41,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:41,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:41,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:41,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:41,253 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:41,253 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:41,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:41,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:41,257 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-27 15:42:41,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:41,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:41,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:41,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:41,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:41,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-27 15:42:42,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01afd1f28/4e2d9d25074a453e9a8528022a2bb933/FLAGcc9806240 [2019-11-27 15:42:43,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:43,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-27 15:42:43,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01afd1f28/4e2d9d25074a453e9a8528022a2bb933/FLAGcc9806240 [2019-11-27 15:42:43,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01afd1f28/4e2d9d25074a453e9a8528022a2bb933 [2019-11-27 15:42:43,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:43,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:43,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:43,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:43,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:43,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:43" (1/1) ... [2019-11-27 15:42:43,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:43, skipping insertion in model container [2019-11-27 15:42:43,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:43" (1/1) ... [2019-11-27 15:42:43,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:43,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:44,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:44,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:44,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:44,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:44,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44 WrapperNode [2019-11-27 15:42:44,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:44,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:44,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:44,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:44,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:44,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:45,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:45,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:45,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:45,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:44" (1/1) ... [2019-11-27 15:42:45,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:45,346 INFO L168 Benchmark]: Toolchain (without parser) took 2012.68 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 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:45,352 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 15:42:45,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 975.4 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:45,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:45,361 INFO L168 Benchmark]: Boogie Preprocessor took 195.97 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:45,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1574.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 975.4 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.97 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...