./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label28.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/Problem13_label28.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 e1d08a55c06c160463110d0bc04dbce5de8b7510 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label28.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 e1d08a55c06c160463110d0bc04dbce5de8b7510 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:39:40,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:40,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:41,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:41,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:41,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:41,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:41,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:41,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:41,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:41,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:41,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:41,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:41,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:41,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:41,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:41,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:41,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:41,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:41,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:41,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:41,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:41,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:41,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:41,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:41,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:41,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:41,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:41,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:41,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:41,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:41,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:41,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:41,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:41,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:41,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:41,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:41,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:41,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:41,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:41,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:41,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:41,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:41,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:41,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:41,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:41,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:41,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:41,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:41,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:41,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:41,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:41,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:41,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:41,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:41,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:41,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:41,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:41,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:41,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:41,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:41,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:41,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:41,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:41,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:41,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:41,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:41,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:41,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:41,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:41,218 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 -> e1d08a55c06c160463110d0bc04dbce5de8b7510 [2019-11-25 22:39:41,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:41,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:41,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:41,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:41,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:41,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-25 22:39:41,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6147710b9/52a82efdc8c4446698512f7004c23751/FLAGbc46a1207 [2019-11-25 22:39:43,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:43,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-25 22:39:43,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6147710b9/52a82efdc8c4446698512f7004c23751/FLAGbc46a1207 [2019-11-25 22:39:43,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6147710b9/52a82efdc8c4446698512f7004c23751 [2019-11-25 22:39:43,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:43,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:43,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:43,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:43,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:43,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:43, skipping insertion in model container [2019-11-25 22:39:43,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:44,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:47,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:47,600 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:49,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:49,289 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:49,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49 WrapperNode [2019-11-25 22:39:49,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:49,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:49,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:49,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:49,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:49,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:50,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:50,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:50,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:50,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:51,819 INFO L168 Benchmark]: Toolchain (without parser) took 8027.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 798.9 MB in the end (delta: 144.1 MB). Peak memory consumption was 144.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,820 INFO L168 Benchmark]: CDTParser took 0.36 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 22:39:51,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5500.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 785.3 MB in the end (delta: 157.8 MB). Peak memory consumption was 157.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 1558.43 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 877.1 MB in the end (delta: -91.8 MB). Peak memory consumption was 148.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,831 INFO L168 Benchmark]: Boogie Preprocessor took 959.22 ms. Allocated memory is still 1.0 GB. Free memory was 877.1 MB in the beginning and 798.9 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5500.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 785.3 MB in the end (delta: 157.8 MB). Peak memory consumption was 157.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1558.43 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 877.1 MB in the end (delta: -91.8 MB). Peak memory consumption was 148.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 959.22 ms. Allocated memory is still 1.0 GB. Free memory was 877.1 MB in the beginning and 798.9 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 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 22:39:55,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:55,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:55,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:55,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:55,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:55,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:55,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:55,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:55,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:55,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:55,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:55,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:55,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:55,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:55,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:55,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:56,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:56,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:56,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:56,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:56,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:56,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:56,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:56,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:56,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:56,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:56,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:56,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:56,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:56,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:56,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:56,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:56,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:56,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:56,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:56,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:56,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:56,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:56,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:56,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:56,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:56,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:56,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:56,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:56,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:56,123 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:56,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:56,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:56,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:56,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:56,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:56,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:56,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:56,128 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:56,129 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:56,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:56,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:56,131 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:56,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:56,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:56,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:56,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:56,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:56,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:56,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:56,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:56,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:56,137 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:56,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:56,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:56,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:56,139 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d08a55c06c160463110d0bc04dbce5de8b7510 [2019-11-25 22:39:56,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:56,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:56,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:56,744 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:56,746 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:56,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-25 22:39:56,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03ee646b2/37048937be624a23b62bdce775d83af6/FLAGaf9a5347f [2019-11-25 22:39:58,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:58,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-25 22:39:58,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03ee646b2/37048937be624a23b62bdce775d83af6/FLAGaf9a5347f [2019-11-25 22:39:59,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03ee646b2/37048937be624a23b62bdce775d83af6 [2019-11-25 22:39:59,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:59,122 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:59,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:59,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:59,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:59,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:59" (1/1) ... [2019-11-25 22:39:59,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:59, skipping insertion in model container [2019-11-25 22:39:59,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:59" (1/1) ... [2019-11-25 22:39:59,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:59,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:03,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:03,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:05,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:05,373 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:05,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05 WrapperNode [2019-11-25 22:40:05,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:05,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:05,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:05,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:05,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:05,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:06,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:06,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:06,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:06,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:05" (1/1) ... [2019-11-25 22:40:06,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:06,585 INFO L168 Benchmark]: Toolchain (without parser) took 7460.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 885.3 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:06,587 INFO L168 Benchmark]: CDTParser took 1.24 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 22:40:06,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6252.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.3 MB in the end (delta: 234.0 MB). Peak memory consumption was 234.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:06,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 713.31 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 918.7 MB in the end (delta: -202.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:06,598 INFO L168 Benchmark]: Boogie Preprocessor took 485.25 ms. Allocated memory is still 1.0 GB. Free memory was 918.7 MB in the beginning and 885.3 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:06,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 6252.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.3 MB in the end (delta: 234.0 MB). Peak memory consumption was 234.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 713.31 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 918.7 MB in the end (delta: -202.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 485.25 ms. Allocated memory is still 1.0 GB. Free memory was 918.7 MB in the beginning and 885.3 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...