./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label04.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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:42:14,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:14,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:14,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:15,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:15,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:15,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:15,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:15,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:15,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:15,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:15,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:15,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:15,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:15,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:15,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:15,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:15,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:15,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:15,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:15,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:15,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:15,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:15,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:15,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:15,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:15,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:15,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:15,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:15,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:15,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:15,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:15,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:15,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:15,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:15,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:15,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:15,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:15,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:15,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:15,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:15,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:15,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:15,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:15,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:15,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:15,186 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:15,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:15,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:15,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:15,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:15,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:15,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:15,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:15,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:15,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:15,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:15,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:15,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:15,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:15,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:15,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:15,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:15,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:15,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:15,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:15,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:15,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:15,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:15,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:15,202 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-25 22:42:15,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:15,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:15,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:15,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:15,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:15,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-25 22:42:15,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9330a65e/d8439c7c2ebf47bf9cee71ca63948241/FLAG17dd5f6fb [2019-11-25 22:42:17,489 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:17,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-25 22:42:17,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9330a65e/d8439c7c2ebf47bf9cee71ca63948241/FLAG17dd5f6fb [2019-11-25 22:42:17,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9330a65e/d8439c7c2ebf47bf9cee71ca63948241 [2019-11-25 22:42:17,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:17,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:17,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:17,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:17,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:17,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,624 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 10:42:17, skipping insertion in model container [2019-11-25 22:42:17,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:17,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:20,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:20,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:21,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:21,108 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:21,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21 WrapperNode [2019-11-25 22:42:21,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:21,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:21,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:21,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:21,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:21,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:21,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:21,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:21,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:21,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:21,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:21,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:22,874 INFO L168 Benchmark]: Toolchain (without parser) took 5267.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.5 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:22,875 INFO L168 Benchmark]: CDTParser took 0.97 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 22:42:22,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3511.13 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:22,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 799.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:22,887 INFO L168 Benchmark]: Boogie Preprocessor took 947.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:22,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 3511.13 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 799.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 947.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 22:42:26,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:26,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:26,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:26,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:26,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:26,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:26,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:26,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:26,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:26,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:26,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:26,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:26,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:26,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:26,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:26,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:26,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:26,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:26,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:26,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:26,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:26,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:26,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:26,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:26,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:26,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:26,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:26,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:26,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:26,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:26,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:26,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:26,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:26,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:27,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:27,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:27,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:27,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:27,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:27,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:27,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:27,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:27,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:27,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:27,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:27,074 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:27,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:27,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:27,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:27,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:27,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:27,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:27,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:27,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:27,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:27,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:27,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:27,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:27,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:27,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:27,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:27,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:27,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:27,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:27,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:27,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:27,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:27,091 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:27,091 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:27,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:27,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:27,094 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-25 22:42:27,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:27,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:27,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:27,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:27,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:27,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-25 22:42:27,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a095125a0/71e0dcf7f5884d5187a2ba62c4631dca/FLAG599c943a4 [2019-11-25 22:42:29,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:29,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-25 22:42:29,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a095125a0/71e0dcf7f5884d5187a2ba62c4631dca/FLAG599c943a4 [2019-11-25 22:42:29,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a095125a0/71e0dcf7f5884d5187a2ba62c4631dca [2019-11-25 22:42:29,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:29,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:29,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:29,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:29,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:29,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:29" (1/1) ... [2019-11-25 22:42:29,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:29, skipping insertion in model container [2019-11-25 22:42:29,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:29" (1/1) ... [2019-11-25 22:42:29,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:29,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:32,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:32,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:33,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:33,893 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:33,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33 WrapperNode [2019-11-25 22:42:33,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:33,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:33,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:33,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:33,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:34,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:34,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:34,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:34,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:33" (1/1) ... [2019-11-25 22:42:34,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:34,779 INFO L168 Benchmark]: Toolchain (without parser) took 5209.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:34,780 INFO L168 Benchmark]: CDTParser took 2.14 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 22:42:34,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4325.78 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:34,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.15 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:34,791 INFO L168 Benchmark]: Boogie Preprocessor took 437.82 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:34,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.14 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 4325.78 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.15 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.82 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...