./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label36.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/Problem17_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:32,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:32,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:32,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:32,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:32,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:32,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:32,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:32,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:32,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:32,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:32,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:32,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:32,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:32,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:32,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:32,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:32,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:32,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:32,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:32,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:32,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:32,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:32,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:32,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:32,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:32,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:32,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:32,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:32,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:32,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:32,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:32,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:32,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:32,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:32,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:32,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:32,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:32,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:32,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:32,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:32,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:33,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:33,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:33,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:33,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:33,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:33,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:33,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:33,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:33,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:33,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:33,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:33,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:33,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:33,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:33,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:33,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:33,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:33,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:33,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:33,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:33,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:33,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:33,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:33,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:33,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:33,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:33,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:33,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:33,049 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-26 16:50:33,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:33,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:33,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:33,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:33,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:33,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-26 16:50:33,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6c81aa6/05401ccb69a04261a98f4b1013dc4410/FLAGfaeacd72b [2019-11-26 16:50:35,404 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:35,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-26 16:50:35,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6c81aa6/05401ccb69a04261a98f4b1013dc4410/FLAGfaeacd72b [2019-11-26 16:50:35,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6c81aa6/05401ccb69a04261a98f4b1013dc4410 [2019-11-26 16:50:35,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:35,722 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:35,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:35,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:35,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:35,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e3592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35, skipping insertion in model container [2019-11-26 16:50:35,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:35,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:38,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:38,061 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:38,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:39,046 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:39,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39 WrapperNode [2019-11-26 16:50:39,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:39,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:39,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:39,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:39,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:39,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:39,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:39,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:39,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:39,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:39" (1/1) ... [2019-11-26 16:50:40,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:40,364 INFO L168 Benchmark]: Toolchain (without parser) took 4634.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 782.0 MB in the end (delta: 172.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,365 INFO L168 Benchmark]: CDTParser took 1.30 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 16:50:40,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3321.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 704.74 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,376 INFO L168 Benchmark]: Boogie Preprocessor took 598.83 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 782.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:40,388 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 3321.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 704.74 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 598.83 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 782.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:50:44,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:44,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:44,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:44,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:44,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:44,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:44,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:44,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:44,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:44,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:44,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:44,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:44,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:44,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:44,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:44,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:44,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:44,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:44,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:44,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:44,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:44,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:44,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:44,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:44,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:44,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:44,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:44,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:44,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:44,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:44,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:44,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:44,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:44,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:44,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:44,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:44,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:44,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:44,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:44,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:44,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:44,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:44,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:44,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:44,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:44,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:44,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:44,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:44,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:44,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:44,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:44,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:44,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:44,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:44,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:44,374 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:44,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:44,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:44,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:44,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:44,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:44,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:44,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:44,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:44,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:44,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:44,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:44,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:44,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:44,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:44,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:44,386 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-26 16:50:45,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:45,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:45,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:45,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:45,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:45,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-26 16:50:45,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40bd6aba6/94171531343840459aa35a6422068578/FLAG1221cf362 [2019-11-26 16:50:46,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:46,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-26 16:50:46,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40bd6aba6/94171531343840459aa35a6422068578/FLAG1221cf362 [2019-11-26 16:50:46,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40bd6aba6/94171531343840459aa35a6422068578 [2019-11-26 16:50:46,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:46,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:46,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:46,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:46,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:46,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:46,992 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 26.11 04:50:46, skipping insertion in model container [2019-11-26 16:50:46,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:47,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:47,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:49,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:49,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:50,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:50,927 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:50,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50 WrapperNode [2019-11-26 16:50:50,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:50,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:50,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:50,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:50,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:51,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:51,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:51,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:51,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:50" (1/1) ... [2019-11-26 16:50:51,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:51,827 INFO L168 Benchmark]: Toolchain (without parser) took 4850.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.1 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:51,828 INFO L168 Benchmark]: CDTParser took 2.68 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 16:50:51,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3954.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.2 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:51,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 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. [2019-11-26 16:50:51,838 INFO L168 Benchmark]: Boogie Preprocessor took 435.14 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:51,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 3954.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.2 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 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 435.14 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 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...