./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label00.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/Problem06_label00.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 5833aa667220d939784963858fed7a7fea3ff738 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label00.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 5833aa667220d939784963858fed7a7fea3ff738 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:43:06,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:06,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:06,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:06,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:06,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:06,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:06,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:06,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:06,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:06,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:06,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:06,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:06,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:06,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:06,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:06,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:07,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:07,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:07,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:07,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:07,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:07,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:07,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:07,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:07,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:07,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:07,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:07,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:07,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:07,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:07,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:07,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:07,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:07,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:07,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:07,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:07,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:07,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:07,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:07,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:07,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:07,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:07,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:07,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:07,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:07,118 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:07,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:07,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:07,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:07,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:07,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:07,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:07,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:07,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:07,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:07,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:07,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:07,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:07,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:07,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:07,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:07,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:07,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:07,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:07,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:07,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:07,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:07,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:07,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:07,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:07,134 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 -> 5833aa667220d939784963858fed7a7fea3ff738 [2019-11-24 20:43:07,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:07,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:07,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:07,808 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:07,810 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:07,812 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-24 20:43:07,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05befc8d/1016ffd06d9d4b7180efd06a7030d03e/FLAGe45e309f8 [2019-11-24 20:43:10,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:10,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-24 20:43:10,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05befc8d/1016ffd06d9d4b7180efd06a7030d03e/FLAGe45e309f8 [2019-11-24 20:43:10,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05befc8d/1016ffd06d9d4b7180efd06a7030d03e [2019-11-24 20:43:10,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:10,325 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:10,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:10,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:10,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:10,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:10" (1/1) ... [2019-11-24 20:43:10,354 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 24.11 08:43:10, skipping insertion in model container [2019-11-24 20:43:10,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:10" (1/1) ... [2019-11-24 20:43:10,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:10,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:15,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:15,236 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:18,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:18,476 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:18,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18 WrapperNode [2019-11-24 20:43:18,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:18,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:18,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:18,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:18,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:18,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:19,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:19,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:19,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:19,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:18" (1/1) ... [2019-11-24 20:43:19,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:20,009 INFO L168 Benchmark]: Toolchain (without parser) took 9677.86 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 771.5 MB in the end (delta: 167.3 MB). Peak memory consumption was 167.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:20,011 INFO L168 Benchmark]: CDTParser took 3.06 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. [2019-11-24 20:43:20,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8153.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 897.3 MB in the end (delta: 41.5 MB). Peak memory consumption was 277.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:20,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 690.17 ms. Allocated memory is still 1.0 GB. Free memory was 897.3 MB in the beginning and 818.2 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:20,023 INFO L168 Benchmark]: Boogie Preprocessor took 823.32 ms. Allocated memory is still 1.0 GB. Free memory was 818.2 MB in the beginning and 771.5 MB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:20,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 8153.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 897.3 MB in the end (delta: 41.5 MB). Peak memory consumption was 277.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 690.17 ms. Allocated memory is still 1.0 GB. Free memory was 897.3 MB in the beginning and 818.2 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 823.32 ms. Allocated memory is still 1.0 GB. Free memory was 818.2 MB in the beginning and 771.5 MB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:24,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:24,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:24,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:24,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:24,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:24,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:24,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:24,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:24,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:24,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:24,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:24,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:24,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:24,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:24,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:24,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:24,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:24,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:24,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:24,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:24,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:24,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:24,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:24,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:24,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:24,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:24,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:24,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:24,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:24,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:24,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:24,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:24,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:24,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:24,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:24,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:24,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:24,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:24,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:24,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:24,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:24,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:24,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:24,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:24,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:24,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:24,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:24,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:24,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:24,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:24,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:24,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:24,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:24,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:24,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:24,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:24,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:24,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:24,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:24,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:24,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:24,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:24,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:24,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:24,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:24,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:24,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:24,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:24,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:24,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:24,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:24,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:24,244 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 -> 5833aa667220d939784963858fed7a7fea3ff738 [2019-11-24 20:43:24,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:24,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:24,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:24,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:24,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:24,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-24 20:43:25,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b01dc70/ca8289d7ca3044df801702aeff68ed6f/FLAG13ccbfb87 [2019-11-24 20:43:27,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:27,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-24 20:43:27,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b01dc70/ca8289d7ca3044df801702aeff68ed6f/FLAG13ccbfb87 [2019-11-24 20:43:27,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b01dc70/ca8289d7ca3044df801702aeff68ed6f [2019-11-24 20:43:27,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:27,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:27,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:27,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:27,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:27,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:27" (1/1) ... [2019-11-24 20:43:27,424 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 08:43:27, skipping insertion in model container [2019-11-24 20:43:27,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:27" (1/1) ... [2019-11-24 20:43:27,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:27,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:32,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:32,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:35,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:35,664 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:35,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35 WrapperNode [2019-11-24 20:43:35,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:35,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:35,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:35,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:35,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:35,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:36,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:36,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:36,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:36,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:36,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:37,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:35" (1/1) ... [2019-11-24 20:43:37,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:37,159 INFO L168 Benchmark]: Toolchain (without parser) took 9755.92 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 747.9 MB in the end (delta: 185.2 MB). Peak memory consumption was 185.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:37,161 INFO L168 Benchmark]: CDTParser took 0.45 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 20:43:37,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8264.79 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 878.4 MB in the end (delta: 54.6 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:37,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 718.82 ms. Allocated memory is still 1.0 GB. Free memory was 872.8 MB in the beginning and 801.5 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:37,169 INFO L168 Benchmark]: Boogie Preprocessor took 760.94 ms. Allocated memory is still 1.0 GB. Free memory was 801.5 MB in the beginning and 747.9 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:37,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 8264.79 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 878.4 MB in the end (delta: 54.6 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 718.82 ms. Allocated memory is still 1.0 GB. Free memory was 872.8 MB in the beginning and 801.5 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 760.94 ms. Allocated memory is still 1.0 GB. Free memory was 801.5 MB in the beginning and 747.9 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...