./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:49,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:49,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:49,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:49,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:49,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:49,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:49,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:49,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:49,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:49,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:49,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:49,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:49,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:49,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:49,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:49,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:49,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:49,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:49,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:49,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:49,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:49,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:49,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:49,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:49,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:49,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:49,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:49,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:49,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:49,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:49,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:49,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:49,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:49,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:49,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:49,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:49,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:49,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:50,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:50,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:50,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:50,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:50,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:50,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:50,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:50,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:50,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:50,060 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:50,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:50,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:50,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:50,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:50,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:50,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:50,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:50,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:50,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:50,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:50,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:50,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:50,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:50,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:50,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:50,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:50,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:50,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:50,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:50,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:50,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:50,076 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-27 09:39:50,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:50,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:50,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:50,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:50,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:50,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-27 09:39:50,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17cb5de8e/d5c848b27df946dc912f713173a2e477/FLAG171e65577 [2019-11-27 09:39:52,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:52,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-27 09:39:53,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17cb5de8e/d5c848b27df946dc912f713173a2e477/FLAG171e65577 [2019-11-27 09:39:53,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17cb5de8e/d5c848b27df946dc912f713173a2e477 [2019-11-27 09:39:53,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:53,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:53,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:53,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:53,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:53,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:53,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c086abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53, skipping insertion in model container [2019-11-27 09:39:53,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:53,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:53,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:58,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:58,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:01,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:02,059 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:02,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02 WrapperNode [2019-11-27 09:40:02,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:02,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:02,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:02,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:02,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:02,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:03,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:03,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:03,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:03,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:03,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:03,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:03,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:03,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:05,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:05,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:05,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:02" (1/1) ... [2019-11-27 09:40:06,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:06,128 INFO L168 Benchmark]: Toolchain (without parser) took 12962.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 772.1 MB in the end (delta: 160.9 MB). Peak memory consumption was 383.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:06,130 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:40:06,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8898.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 869.3 MB in the end (delta: 63.8 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:06,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 1444.64 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 700.4 MB in the end (delta: 168.8 MB). Peak memory consumption was 168.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:06,141 INFO L168 Benchmark]: Boogie Preprocessor took 2608.28 ms. Allocated memory is still 1.0 GB. Free memory was 700.4 MB in the beginning and 772.1 MB in the end (delta: -71.7 MB). Peak memory consumption was 150.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:06,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8898.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 869.3 MB in the end (delta: 63.8 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1444.64 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 700.4 MB in the end (delta: 168.8 MB). Peak memory consumption was 168.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2608.28 ms. Allocated memory is still 1.0 GB. Free memory was 700.4 MB in the beginning and 772.1 MB in the end (delta: -71.7 MB). Peak memory consumption was 150.3 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-da95e15 [2019-11-27 09:40:10,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:40:10,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:40:10,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:40:10,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:40:10,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:40:10,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:40:10,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:40:10,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:40:10,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:40:10,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:40:10,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:40:10,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:40:10,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:40:10,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:40:10,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:40:10,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:40:10,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:40:10,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:40:10,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:40:10,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:40:10,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:40:10,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:40:10,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:40:10,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:40:10,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:40:10,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:40:10,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:40:10,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:40:10,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:40:10,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:40:10,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:40:10,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:40:10,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:40:10,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:40:10,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:40:10,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:40:10,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:40:10,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:40:10,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:40:10,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:40:10,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:40:10,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:40:10,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:40:10,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:40:10,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:40:10,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:40:10,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:40:10,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:40:10,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:40:10,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:40:10,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:40:10,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:40:10,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:40:10,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:40:10,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:40:10,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:40:10,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:40:10,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:40:10,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:40:10,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:40:10,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:40:10,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:40:10,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:40:10,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:40:10,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:40:10,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:40:10,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:40:10,565 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:40:10,566 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:40:10,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:40:10,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:40:10,567 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-27 09:40:11,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:40:11,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:40:11,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:40:11,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:40:11,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:40:11,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-27 09:40:11,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e267b2d33/74997a3a4b9b4e1498504166f6055189/FLAGe5d5bc74c [2019-11-27 09:40:13,553 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:40:13,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-27 09:40:13,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e267b2d33/74997a3a4b9b4e1498504166f6055189/FLAGe5d5bc74c [2019-11-27 09:40:13,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e267b2d33/74997a3a4b9b4e1498504166f6055189 [2019-11-27 09:40:13,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:40:13,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:40:13,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:13,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:40:13,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:40:13,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:13" (1/1) ... [2019-11-27 09:40:13,737 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 27.11 09:40:13, skipping insertion in model container [2019-11-27 09:40:13,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:13" (1/1) ... [2019-11-27 09:40:13,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:40:14,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:19,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:19,653 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:22,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:22,220 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:22,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22 WrapperNode [2019-11-27 09:40:22,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:22,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:22,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:22,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:22,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:22,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:23,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:23,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:23,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:23,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:23,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:23,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:23,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:23,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:24,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:24,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:24,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:22" (1/1) ... [2019-11-27 09:40:24,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:24,881 INFO L168 Benchmark]: Toolchain (without parser) took 11164.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 868.8 MB in the end (delta: 64.2 MB). Peak memory consumption was 315.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:24,882 INFO L168 Benchmark]: CDTParser took 0.38 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 09:40:24,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8508.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 763.3 MB in the end (delta: 169.7 MB). Peak memory consumption was 254.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:24,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 936.69 ms. Allocated memory is still 1.0 GB. Free memory was 763.3 MB in the beginning and 698.2 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:24,894 INFO L168 Benchmark]: Boogie Preprocessor took 1710.00 ms. Allocated memory is still 1.0 GB. Free memory was 698.2 MB in the beginning and 868.8 MB in the end (delta: -170.6 MB). Peak memory consumption was 80.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:24,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8508.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 763.3 MB in the end (delta: 169.7 MB). Peak memory consumption was 254.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 936.69 ms. Allocated memory is still 1.0 GB. Free memory was 763.3 MB in the beginning and 698.2 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1710.00 ms. Allocated memory is still 1.0 GB. Free memory was 698.2 MB in the beginning and 868.8 MB in the end (delta: -170.6 MB). Peak memory consumption was 80.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...