./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label47.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/Problem03_label47.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 34f7b7679f1d22c4dee935714e18b7e5504b6777 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label47.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 34f7b7679f1d22c4dee935714e18b7e5504b6777 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:40:55,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:55,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:55,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:55,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:55,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:55,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:55,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:55,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:55,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:55,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:55,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:55,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:55,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:55,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:55,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:55,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:55,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:55,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:55,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:55,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:55,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:55,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:55,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:55,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:55,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:55,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:55,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:55,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:55,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:55,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:55,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:55,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:55,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:55,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:55,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:55,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:55,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:55,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:55,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:55,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:55,451 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:55,499 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:55,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:55,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:55,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:55,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:55,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:55,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:55,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:55,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:55,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:55,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:55,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:55,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:55,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:55,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:55,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:55,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:55,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:55,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:55,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:55,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:55,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:55,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:55,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:55,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:55,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:55,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:55,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:55,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:55,538 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 -> 34f7b7679f1d22c4dee935714e18b7e5504b6777 [2019-11-24 20:40:56,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:56,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:56,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:56,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:56,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:56,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label47.c [2019-11-24 20:40:56,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b050d6f17/7b661290225d4d5a81f7292c381374fb/FLAGff46dc2b9 [2019-11-24 20:40:57,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:57,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label47.c [2019-11-24 20:40:57,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b050d6f17/7b661290225d4d5a81f7292c381374fb/FLAGff46dc2b9 [2019-11-24 20:40:57,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b050d6f17/7b661290225d4d5a81f7292c381374fb [2019-11-24 20:40:57,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:57,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:57,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:57,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:57,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:57,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:57" (1/1) ... [2019-11-24 20:40:58,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:57, skipping insertion in model container [2019-11-24 20:40:58,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:57" (1/1) ... [2019-11-24 20:40:58,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:58,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:59,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:59,807 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:00,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:00,458 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:00,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00 WrapperNode [2019-11-24 20:41:00,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:00,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:00,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:00,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:00,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:00,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:00,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:00,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:00,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:01,046 INFO L168 Benchmark]: Toolchain (without parser) took 3061.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 903.7 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,050 INFO L168 Benchmark]: CDTParser took 2.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:01,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2477.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 926.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,061 INFO L168 Benchmark]: Boogie Preprocessor took 277.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2477.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 926.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 292.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 20:41:05,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:05,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:05,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:05,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:05,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:05,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:05,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:05,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:05,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:05,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:05,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:05,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:05,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:05,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:05,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:05,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:05,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:05,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:05,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:05,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:05,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:05,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:05,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:05,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:05,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:05,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:05,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:05,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:05,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:05,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:05,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:05,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:05,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:05,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:05,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:05,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:05,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:05,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:05,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:05,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:05,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:05,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:05,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:05,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:05,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:05,371 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:05,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:05,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:05,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:05,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:05,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:05,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:05,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:05,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:05,389 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:05,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:05,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:05,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:05,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:05,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:05,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:05,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:05,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:05,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:05,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:05,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:05,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:05,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:05,402 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:05,402 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:05,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:05,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:05,406 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 -> 34f7b7679f1d22c4dee935714e18b7e5504b6777 [2019-11-24 20:41:06,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:06,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:06,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:06,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:06,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:06,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label47.c [2019-11-24 20:41:06,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d0971c6d/1dfd15d4d70e476dab258d09863bc0c6/FLAGe9b7e0168 [2019-11-24 20:41:07,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:07,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label47.c [2019-11-24 20:41:07,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d0971c6d/1dfd15d4d70e476dab258d09863bc0c6/FLAGe9b7e0168 [2019-11-24 20:41:08,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d0971c6d/1dfd15d4d70e476dab258d09863bc0c6 [2019-11-24 20:41:08,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:08,014 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:08,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:08,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:08,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:08,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08, skipping insertion in model container [2019-11-24 20:41:08,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:08,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:09,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:09,878 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:10,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:10,584 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:10,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10 WrapperNode [2019-11-24 20:41:10,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:10,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:10,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:10,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:10,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:10,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:10,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:10,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:10,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:11,186 INFO L168 Benchmark]: Toolchain (without parser) took 3164.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,187 INFO L168 Benchmark]: CDTParser took 0.43 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 20:41:11,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2567.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.08 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,196 INFO L168 Benchmark]: Boogie Preprocessor took 285.42 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2567.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.08 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.42 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...