./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label24.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 67acb7c765f681630ce6920cf7e4304abf376dac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label24.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 67acb7c765f681630ce6920cf7e4304abf376dac ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:28,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:28,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:28,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:28,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:28,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:28,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:28,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:28,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:28,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:28,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:28,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:28,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:28,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:28,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:28,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:28,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:28,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:28,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:28,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:28,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:28,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:28,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:28,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:28,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:28,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:28,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:28,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:28,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:28,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:28,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:28,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:28,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:28,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:28,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:28,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:28,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:28,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:28,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:28,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:28,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:28,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:28,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:28,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:28,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:28,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:28,952 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:28,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:28,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:28,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:28,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:28,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:28,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:28,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:28,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:28,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:28,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:28,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:28,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:28,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:28,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:28,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:28,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:28,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:28,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:28,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:28,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:28,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:28,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:28,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:28,968 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-27 15:46:29,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:29,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:29,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:29,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:29,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:29,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 15:46:29,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200e64de0/25b747099513406a96bed7941d955d02/FLAG43b7ec601 [2019-11-27 15:46:31,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:31,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 15:46:31,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200e64de0/25b747099513406a96bed7941d955d02/FLAG43b7ec601 [2019-11-27 15:46:32,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200e64de0/25b747099513406a96bed7941d955d02 [2019-11-27 15:46:32,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:32,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:32,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:32,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:32,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:32,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:32, skipping insertion in model container [2019-11-27 15:46:32,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:32,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:36,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:36,814 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:39,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:39,528 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:39,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39 WrapperNode [2019-11-27 15:46:39,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:39,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:39,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:39,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:39,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:39,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:40,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:40,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:40,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:40,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:40,913 INFO L168 Benchmark]: Toolchain (without parser) took 8860.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 780.8 MB in the end (delta: 158.0 MB). Peak memory consumption was 158.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,914 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:40,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7480.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 902.6 MB in the end (delta: 36.2 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 736.10 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 830.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,924 INFO L168 Benchmark]: Boogie Preprocessor took 635.18 ms. Allocated memory is still 1.0 GB. Free memory was 830.7 MB in the beginning and 780.8 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7480.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 902.6 MB in the end (delta: 36.2 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 736.10 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 830.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 635.18 ms. Allocated memory is still 1.0 GB. Free memory was 830.7 MB in the beginning and 780.8 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:46:45,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:45,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:45,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:45,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:45,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:45,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:45,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:45,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:45,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:45,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:45,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:45,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:45,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:45,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:45,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:45,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:45,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:45,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:45,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:45,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:45,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:45,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:45,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:45,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:45,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:45,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:45,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:45,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:45,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:45,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:45,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:45,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:45,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:45,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:45,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:45,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:45,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:45,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:45,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:45,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:45,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:45,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:45,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:45,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:45,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:45,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:45,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:45,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:45,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:45,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:45,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:45,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:45,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:45,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:45,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:45,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:45,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:45,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:45,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:45,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:45,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:45,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:45,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:45,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:45,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:45,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:45,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:45,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:45,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:45,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:45,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:45,250 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-27 15:46:45,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:45,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:45,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:45,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:45,809 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:45,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 15:46:45,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57515cd24/a8ab41fe95004a07b1feeb119f192706/FLAG6118c3983 [2019-11-27 15:46:48,048 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:48,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 15:46:48,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57515cd24/a8ab41fe95004a07b1feeb119f192706/FLAG6118c3983 [2019-11-27 15:46:48,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57515cd24/a8ab41fe95004a07b1feeb119f192706 [2019-11-27 15:46:48,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:48,653 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:48,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:48,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:48,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:48,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:48" (1/1) ... [2019-11-27 15:46:48,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:48, skipping insertion in model container [2019-11-27 15:46:48,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:48" (1/1) ... [2019-11-27 15:46:48,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:49,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:53,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:53,684 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:56,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:56,334 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:56,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56 WrapperNode [2019-11-27 15:46:56,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:56,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:56,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:56,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:56,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:56,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:57,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:57,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:57,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:57,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:57,883 INFO L168 Benchmark]: Toolchain (without parser) took 9227.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 804.3 MB in the end (delta: 128.6 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:57,885 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:57,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7682.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:57,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 727.88 ms. Allocated memory is still 1.0 GB. Free memory was 929.4 MB in the beginning and 856.7 MB in the end (delta: 72.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:57,896 INFO L168 Benchmark]: Boogie Preprocessor took 811.92 ms. Allocated memory is still 1.0 GB. Free memory was 856.7 MB in the beginning and 804.3 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:57,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 7682.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 727.88 ms. Allocated memory is still 1.0 GB. Free memory was 929.4 MB in the beginning and 856.7 MB in the end (delta: 72.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 811.92 ms. Allocated memory is still 1.0 GB. Free memory was 856.7 MB in the beginning and 804.3 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...