./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label01.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/Problem16_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:55:21,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:21,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:21,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:21,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:21,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:21,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:21,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:21,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:21,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:21,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:21,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:21,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:21,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:21,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:21,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:21,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:21,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:21,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:21,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:21,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:21,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:21,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:21,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:21,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:21,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:21,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:21,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:21,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:21,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:21,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:21,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:21,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:21,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:21,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:21,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:21,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:21,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:21,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:21,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:21,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:21,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:21,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:21,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:21,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:21,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:21,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:21,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:21,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:21,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:21,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:21,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:21,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:21,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:21,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:21,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:21,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:21,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:21,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:21,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:21,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:21,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:21,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:21,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:21,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:21,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:21,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:21,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:21,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:21,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:21,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:21,681 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-24 20:55:22,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:22,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:22,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:22,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:22,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:22,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-24 20:55:22,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388e6a732/3a34321abbe64baaa21046f5d8728411/FLAG9987bb614 [2019-11-24 20:55:24,040 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:24,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-24 20:55:24,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388e6a732/3a34321abbe64baaa21046f5d8728411/FLAG9987bb614 [2019-11-24 20:55:24,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388e6a732/3a34321abbe64baaa21046f5d8728411 [2019-11-24 20:55:24,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:24,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:24,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:24,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:24,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:24,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24, skipping insertion in model container [2019-11-24 20:55:24,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:24,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:25,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:25,921 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:26,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:26,596 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:26,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26 WrapperNode [2019-11-24 20:55:26,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:26,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:26,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:26,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:26,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:26,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:26,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:27,340 INFO L168 Benchmark]: Toolchain (without parser) took 3184.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.2 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,341 INFO L168 Benchmark]: CDTParser took 4.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:27,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2437.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 365.86 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,350 INFO L168 Benchmark]: Boogie Preprocessor took 364.03 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.10 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 2437.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 365.86 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 364.03 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:31,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:31,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:31,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:31,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:31,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:31,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:31,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:31,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:31,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:31,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:31,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:31,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:31,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:31,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:31,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:31,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:31,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:31,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:31,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:31,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:31,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:31,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:31,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:31,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:31,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:31,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:31,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:31,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:31,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:31,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:31,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:31,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:31,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:31,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:31,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:31,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:31,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:31,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:31,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:31,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:31,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:31,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:31,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:31,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:31,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:31,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:31,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:31,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:31,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:31,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:31,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:31,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:31,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:31,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:31,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:31,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:31,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:31,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:31,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:31,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:31,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:31,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:31,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:31,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:31,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:31,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:31,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:31,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:31,578 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:31,578 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:31,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:31,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:31,583 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-24 20:55:32,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:32,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:32,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:32,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:32,244 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:32,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-24 20:55:32,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62452cf7d/8f3840fa02f04cafa2e081569a80e47d/FLAGc37987fcb [2019-11-24 20:55:34,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:34,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-24 20:55:34,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62452cf7d/8f3840fa02f04cafa2e081569a80e47d/FLAGc37987fcb [2019-11-24 20:55:34,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62452cf7d/8f3840fa02f04cafa2e081569a80e47d [2019-11-24 20:55:34,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:34,244 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:34,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:34,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:34,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:34,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34, skipping insertion in model container [2019-11-24 20:55:34,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:34,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:36,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:36,164 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:36,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:36,776 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:36,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36 WrapperNode [2019-11-24 20:55:36,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:36,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:36,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:36,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:36,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:37,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:37,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:37,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:37,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:37,319 INFO L168 Benchmark]: Toolchain (without parser) took 3071.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 891.2 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,321 INFO L168 Benchmark]: CDTParser took 2.80 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 20:55:37,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2532.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.1 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.03 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,330 INFO L168 Benchmark]: Boogie Preprocessor took 245.66 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 2532.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.1 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 288.03 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.66 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 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...