./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label12.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_label12.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 e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label12.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 e52247c97e0196dba144205e35fb286f9d95e245 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:34:02,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:02,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:02,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:02,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:02,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:02,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:02,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:02,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:02,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:02,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:02,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:02,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:02,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:02,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:02,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:02,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:02,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:02,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:02,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:02,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:02,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:02,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:02,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:02,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:02,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:02,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:02,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:02,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:02,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:02,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:02,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:02,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:02,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:02,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:02,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:02,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:02,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:02,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:02,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:02,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:02,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:03,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:03,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:03,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:03,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:03,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:03,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:03,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:03,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:03,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:03,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:03,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:03,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:03,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:03,022 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:03,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:03,023 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:03,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:03,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:03,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:03,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:03,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:03,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:03,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:03,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:03,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:03,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:03,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:03,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:03,031 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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2019-11-26 16:34:03,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:03,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:03,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:03,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:03,646 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:03,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-26 16:34:03,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac8c2777/b696b5b8e0e1417880b00a28dcd4ea6c/FLAG759a06790 [2019-11-26 16:34:05,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:05,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-26 16:34:05,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac8c2777/b696b5b8e0e1417880b00a28dcd4ea6c/FLAG759a06790 [2019-11-26 16:34:05,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac8c2777/b696b5b8e0e1417880b00a28dcd4ea6c [2019-11-26 16:34:05,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:05,156 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:05,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:05,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:05,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05, skipping insertion in model container [2019-11-26 16:34:05,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:05,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:06,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:06,409 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:06,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:06,802 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:06,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06 WrapperNode [2019-11-26 16:34:06,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:06,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:06,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:06,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:07,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:07,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:07,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:07,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:07,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:07,220 INFO L168 Benchmark]: Toolchain (without parser) took 2064.47 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 961.7 MB in the end (delta: 15.5 kB). Peak memory consumption was 81.0 kB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,221 INFO L168 Benchmark]: CDTParser took 0.43 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 16:34:07,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1651.44 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:07,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.81 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 16:34:07,230 INFO L168 Benchmark]: Boogie Preprocessor took 190.67 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 16:34:07,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1651.44 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.81 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 190.67 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 16:34:11,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:11,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:11,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:11,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:11,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:11,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:11,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:11,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:11,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:11,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:11,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:11,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:11,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:11,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:11,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:11,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:11,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:11,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:11,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:11,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:11,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:11,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:11,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:11,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:11,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:11,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:11,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:11,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:11,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:11,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:11,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:11,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:11,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:11,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:11,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:11,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:11,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:11,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:11,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:11,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:11,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:11,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:11,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:11,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:11,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:11,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:11,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:11,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:11,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:11,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:11,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:11,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:11,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:11,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:11,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:11,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:11,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:11,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:11,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:11,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:11,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:11,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:11,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:11,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:11,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:11,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:11,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:11,323 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:11,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:11,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:11,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:11,326 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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2019-11-26 16:34:11,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:12,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:12,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:12,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:12,042 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:12,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-26 16:34:12,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a8cbd9c/65afa7f9711f43f5ac4342775d94ccb4/FLAGcc04a78c8 [2019-11-26 16:34:13,447 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:13,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-26 16:34:13,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a8cbd9c/65afa7f9711f43f5ac4342775d94ccb4/FLAGcc04a78c8 [2019-11-26 16:34:13,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a8cbd9c/65afa7f9711f43f5ac4342775d94ccb4 [2019-11-26 16:34:13,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:13,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:13,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:13,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:13,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:13,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,557 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 26.11 04:34:13, skipping insertion in model container [2019-11-26 16:34:13,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:13,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:14,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:14,783 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:15,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:15,116 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:15,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15 WrapperNode [2019-11-26 16:34:15,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:15,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:15,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:15,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:15,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:15,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:15,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:15,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:15,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:15" (1/1) ... [2019-11-26 16:34:15,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:15,545 INFO L168 Benchmark]: Toolchain (without parser) took 2007.52 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 966.4 MB in the end (delta: -4.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:15,548 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. [2019-11-26 16:34:15,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.81 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 972.1 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:15,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:15,558 INFO L168 Benchmark]: Boogie Preprocessor took 196.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:15,571 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 1582.81 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 972.1 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...