./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem04_label44.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 cb765425c465c205520808dfd8c45bc334dc3f68 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label44.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 cb765425c465c205520808dfd8c45bc334dc3f68 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:42,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:42,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:42,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:42,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:42,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:42,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:42,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:42,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:42,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:42,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:42,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:42,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:42,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:42,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:42,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:42,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:42,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:42,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:42,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:42,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:42,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:42,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:42,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:42,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:42,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:42,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:42,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:42,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:42,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:42,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:42,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:42,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:42,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:42,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:42,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:42,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:42,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:42,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:42,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:42,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:42,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:42,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:42,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:42,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:42,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:42,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:42,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:42,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:42,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:42,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:42,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:42,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:42,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:42,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:42,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:42,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:42,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:42,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:42,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:42,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:42,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:42,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:42,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:42,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:42,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:42,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:42,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:42,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:42,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:42,585 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 -> cb765425c465c205520808dfd8c45bc334dc3f68 [2019-11-26 16:35:43,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:43,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:43,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:43,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:43,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:43,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-26 16:35:43,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d26ee32/abf5f3027d5841a5918e400d22f67ba8/FLAGd485b7d05 [2019-11-26 16:35:45,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:45,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-26 16:35:45,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d26ee32/abf5f3027d5841a5918e400d22f67ba8/FLAGd485b7d05 [2019-11-26 16:35:45,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d26ee32/abf5f3027d5841a5918e400d22f67ba8 [2019-11-26 16:35:45,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:45,299 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:45,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:45,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:45,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:45,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:45" (1/1) ... [2019-11-26 16:35:45,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:45, skipping insertion in model container [2019-11-26 16:35:45,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:45" (1/1) ... [2019-11-26 16:35:45,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:45,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:48,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:48,977 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:50,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:50,808 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:50,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50 WrapperNode [2019-11-26 16:35:50,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:50,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:50,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:50,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:50,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:50,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:51,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:51,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:51,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:51,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:51,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:51,895 INFO L168 Benchmark]: Toolchain (without parser) took 6592.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.6 MB in the end (delta: 204.7 MB). Peak memory consumption was 204.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:51,896 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-26 16:35:51,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5510.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:51,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 542.53 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:51,906 INFO L168 Benchmark]: Boogie Preprocessor took 529.00 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 745.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:51,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5510.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 542.53 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 529.00 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 745.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-025d5a2 [2019-11-26 16:35:56,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:56,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:56,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:56,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:56,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:56,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:56,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:56,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:56,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:56,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:56,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:56,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:56,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:56,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:56,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:56,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:56,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:56,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:56,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:56,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:56,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:56,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:56,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:56,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:56,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:56,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:56,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:56,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:56,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:56,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:56,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:56,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:56,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:56,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:56,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:56,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:56,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:56,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:56,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:56,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:56,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:56,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:56,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:56,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:56,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:56,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:56,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:56,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:56,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:56,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:56,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:56,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:56,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:56,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:56,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:56,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:56,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:56,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:56,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:56,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:56,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:56,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:56,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:56,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:56,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:56,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:56,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:56,247 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:56,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:56,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:56,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:56,249 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 -> cb765425c465c205520808dfd8c45bc334dc3f68 [2019-11-26 16:35:56,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:56,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:56,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:56,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:56,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:56,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-26 16:35:56,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b56203ff/ce6024bc0f9a41499578a9d06a680cae/FLAG3dd915cf5 [2019-11-26 16:35:58,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:58,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2019-11-26 16:35:58,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b56203ff/ce6024bc0f9a41499578a9d06a680cae/FLAG3dd915cf5 [2019-11-26 16:35:58,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b56203ff/ce6024bc0f9a41499578a9d06a680cae [2019-11-26 16:35:58,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:58,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:58,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:58,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:58,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:58,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:58" (1/1) ... [2019-11-26 16:35:58,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:58, skipping insertion in model container [2019-11-26 16:35:58,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:58" (1/1) ... [2019-11-26 16:35:58,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:59,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:03,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:03,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:04,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:04,735 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:04,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04 WrapperNode [2019-11-26 16:36:04,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:04,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:04,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:04,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:04,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:04,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:05,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:05,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:05,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:05,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:05,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:05,886 INFO L168 Benchmark]: Toolchain (without parser) took 7040.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.7 MB in the end (delta: 211.8 MB). Peak memory consumption was 211.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:05,887 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:36:05,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5895.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:05,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.59 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 761.4 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:05,897 INFO L168 Benchmark]: Boogie Preprocessor took 563.11 ms. Allocated memory is still 1.0 GB. Free memory was 761.4 MB in the beginning and 732.7 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:05,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5895.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.59 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 761.4 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 563.11 ms. Allocated memory is still 1.0 GB. Free memory was 761.4 MB in the beginning and 732.7 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...