./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:58:24,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:24,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:24,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:24,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:24,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:24,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:24,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:24,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:24,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:24,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:24,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:24,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:24,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:24,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:24,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:24,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:24,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:25,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:25,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:25,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:25,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:25,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:25,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:25,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:25,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:25,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:25,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:25,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:25,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:25,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:25,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:25,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:25,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:25,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:25,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:25,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:25,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:25,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:25,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:25,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:25,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:25,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:25,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:25,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:25,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:25,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:25,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:25,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:25,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:25,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:25,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:25,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:25,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:25,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:25,139 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:25,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:25,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:25,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:25,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:25,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:25,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:25,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:25,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:25,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:25,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:25,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:25,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:25,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:25,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:25,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:25,150 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-24 20:58:25,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:25,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:25,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:25,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:25,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:25,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-24 20:58:25,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7553c533a/b10805f35f724919871eaff655922cef/FLAG8c088c152 [2019-11-24 20:58:27,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:27,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-24 20:58:28,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7553c533a/b10805f35f724919871eaff655922cef/FLAG8c088c152 [2019-11-24 20:58:28,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7553c533a/b10805f35f724919871eaff655922cef [2019-11-24 20:58:28,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:28,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:28,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:28,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:28,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:28,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:28,097 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 24.11 08:58:28, skipping insertion in model container [2019-11-24 20:58:28,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:28,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:28,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:33,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:33,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:36,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:36,150 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:36,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36 WrapperNode [2019-11-24 20:58:36,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:36,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:36,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:36,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:36,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:36,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:37,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:37,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:37,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:37,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:37,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:37,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:38,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:38,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:39,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:40,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:40,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:36" (1/1) ... [2019-11-24 20:58:40,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:40,915 INFO L168 Benchmark]: Toolchain (without parser) took 12835.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 780.4 MB in the end (delta: 152.6 MB). Peak memory consumption was 384.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:40,917 INFO L168 Benchmark]: CDTParser took 3.44 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. [2019-11-24 20:58:40,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8076.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.3 MB in the end (delta: 57.7 MB). Peak memory consumption was 272.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:40,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 1791.19 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 706.1 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:40,926 INFO L168 Benchmark]: Boogie Preprocessor took 2959.75 ms. Allocated memory is still 1.0 GB. Free memory was 706.1 MB in the beginning and 780.4 MB in the end (delta: -74.3 MB). Peak memory consumption was 157.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:40,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.44 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 8076.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.3 MB in the end (delta: 57.7 MB). Peak memory consumption was 272.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1791.19 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 706.1 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2959.75 ms. Allocated memory is still 1.0 GB. Free memory was 706.1 MB in the beginning and 780.4 MB in the end (delta: -74.3 MB). Peak memory consumption was 157.8 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 0.1.24-32f2683 [2019-11-24 20:58:44,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:44,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:44,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:44,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:44,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:44,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:44,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:44,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:44,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:44,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:44,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:44,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:44,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:44,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:44,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:44,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:44,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:44,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:44,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:44,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:44,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:44,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:44,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:44,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:44,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:44,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:44,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:44,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:44,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:44,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:44,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:44,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:44,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:44,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:44,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:44,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:44,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:44,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:44,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:44,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:45,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:45,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:45,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:45,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:45,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:45,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:45,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:45,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:45,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:45,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:45,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:45,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:45,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:45,055 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:45,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:45,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:45,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:45,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:45,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:45,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:45,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:45,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:45,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:45,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:45,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:45,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:45,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:45,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:45,065 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:45,066 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:45,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:45,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:45,070 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-24 20:58:45,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:45,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:45,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:45,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:45,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:45,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-24 20:58:45,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a38bfbe/8c3d441035ae4b2b93116c7e83c6d197/FLAG46cfe0084 [2019-11-24 20:58:47,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:47,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-24 20:58:47,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a38bfbe/8c3d441035ae4b2b93116c7e83c6d197/FLAG46cfe0084 [2019-11-24 20:58:48,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a38bfbe/8c3d441035ae4b2b93116c7e83c6d197 [2019-11-24 20:58:48,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:48,021 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:48,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:48,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:48,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:48,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:48,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48, skipping insertion in model container [2019-11-24 20:58:48,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:48,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:48,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:54,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:54,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:57,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:57,292 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:57,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57 WrapperNode [2019-11-24 20:58:57,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:57,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:57,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:57,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:57,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:57,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:58,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:58,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:58,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:58,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:58,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:58,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:58,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:58,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:59,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:59,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:59,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:57" (1/1) ... [2019-11-24 20:58:59,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:59,602 INFO L168 Benchmark]: Toolchain (without parser) took 11574.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 862.1 MB in the end (delta: 71.0 MB). Peak memory consumption was 308.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:59,604 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-24 20:58:59,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9269.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.2 MB in the end (delta: 179.9 MB). Peak memory consumption was 252.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:59,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 861.97 ms. Allocated memory is still 1.0 GB. Free memory was 753.2 MB in the beginning and 683.7 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:59,611 INFO L168 Benchmark]: Boogie Preprocessor took 1433.35 ms. Allocated memory is still 1.0 GB. Free memory was 683.7 MB in the beginning and 862.1 MB in the end (delta: -178.4 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:59,621 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 9269.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.2 MB in the end (delta: 179.9 MB). Peak memory consumption was 252.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 861.97 ms. Allocated memory is still 1.0 GB. Free memory was 753.2 MB in the beginning and 683.7 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1433.35 ms. Allocated memory is still 1.0 GB. Free memory was 683.7 MB in the beginning and 862.1 MB in the end (delta: -178.4 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...