./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label56.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 8af5b6144d406acde07c24376fef2459d14dd90f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label56.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 8af5b6144d406acde07c24376fef2459d14dd90f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:56,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:56,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:56,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:56,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:56,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:56,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:56,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:56,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:56,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:56,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:56,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:56,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:56,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:56,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:56,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:56,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:56,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:56,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:56,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:56,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:56,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:56,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:56,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:56,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:56,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:56,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:56,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:56,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:56,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:56,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:56,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:56,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:56,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:56,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:56,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:56,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:56,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:56,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:56,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:56,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:56,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:56,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:56,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:56,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:56,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:56,638 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:56,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:56,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:56,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:56,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:56,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:56,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:56,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:56,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:56,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:56,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:56,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:56,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:56,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:56,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:56,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:56,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:56,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:56,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:56,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:56,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:56,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:56,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:56,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:56,650 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 -> 8af5b6144d406acde07c24376fef2459d14dd90f [2019-11-25 22:27:57,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:57,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:57,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:57,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:57,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:57,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-25 22:27:57,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f5a81ab/c3c0d63e269e4c23a93de83ed741bdeb/FLAG7f37b31d1 [2019-11-25 22:27:58,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:58,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-25 22:27:58,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f5a81ab/c3c0d63e269e4c23a93de83ed741bdeb/FLAG7f37b31d1 [2019-11-25 22:27:58,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f5a81ab/c3c0d63e269e4c23a93de83ed741bdeb [2019-11-25 22:27:58,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:58,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:58,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:58,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:58,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:58,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:58" (1/1) ... [2019-11-25 22:27:58,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:58, skipping insertion in model container [2019-11-25 22:27:58,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:58" (1/1) ... [2019-11-25 22:27:58,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:59,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:01,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:01,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:02,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:02,285 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:02,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02 WrapperNode [2019-11-25 22:28:02,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:02,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:02,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:02,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:02,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:02,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:02,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:02,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:02,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:03,038 INFO L168 Benchmark]: Toolchain (without parser) took 4209.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 757.0 MB in the end (delta: 184.6 MB). Peak memory consumption was 184.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,041 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:28:03,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3459.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 820.3 MB in the end (delta: 121.3 MB). Peak memory consumption was 121.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 360.13 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 785.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,048 INFO L168 Benchmark]: Boogie Preprocessor took 380.59 ms. Allocated memory is still 1.0 GB. Free memory was 785.7 MB in the beginning and 757.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3459.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 820.3 MB in the end (delta: 121.3 MB). Peak memory consumption was 121.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 360.13 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 785.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 380.59 ms. Allocated memory is still 1.0 GB. Free memory was 785.7 MB in the beginning and 757.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-65d6cd2 [2019-11-25 22:28:05,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:05,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:05,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:05,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:05,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:05,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:05,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:05,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:05,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:05,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:05,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:05,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:05,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:05,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:05,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:05,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:05,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:05,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:05,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:06,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:06,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:06,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:06,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:06,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:06,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:06,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:06,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:06,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:06,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:06,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:06,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:06,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:06,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:06,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:06,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:06,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:06,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:06,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:06,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:06,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:06,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:06,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:06,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:06,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:06,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:06,080 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:06,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:06,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:06,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:06,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:06,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:06,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:06,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:06,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:06,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:06,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:06,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:06,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:06,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:06,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:06,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:06,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:06,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:06,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:06,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:06,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:06,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:06,093 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:06,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:06,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:06,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:06,095 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 -> 8af5b6144d406acde07c24376fef2459d14dd90f [2019-11-25 22:28:06,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:06,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:06,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:06,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:06,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:06,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-25 22:28:06,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab3277005/e0750eb1a5004aaabfd9b424508b6f42/FLAGd72ed1a3d [2019-11-25 22:28:07,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:07,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-25 22:28:07,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab3277005/e0750eb1a5004aaabfd9b424508b6f42/FLAGd72ed1a3d [2019-11-25 22:28:08,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab3277005/e0750eb1a5004aaabfd9b424508b6f42 [2019-11-25 22:28:08,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:08,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:08,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:08,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:08,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:08,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:08, skipping insertion in model container [2019-11-25 22:28:08,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:08,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:10,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:10,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:11,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:11,726 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:11,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11 WrapperNode [2019-11-25 22:28:11,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:11,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:11,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:11,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:11,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:11,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:12,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:12,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:12,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:12,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11" (1/1) ... [2019-11-25 22:28:12,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:12,577 INFO L168 Benchmark]: Toolchain (without parser) took 4324.29 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 734.5 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:12,578 INFO L168 Benchmark]: CDTParser took 1.71 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. [2019-11-25 22:28:12,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3474.82 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:12,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 377.95 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:12,585 INFO L168 Benchmark]: Boogie Preprocessor took 461.22 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:12,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 3474.82 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 377.95 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 461.22 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...