./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label53.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 02c8b1649e6cb0ab0325314c87edd71d8e7828d9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label53.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 02c8b1649e6cb0ab0325314c87edd71d8e7828d9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:36,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:36,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:36,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:36,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:36,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:36,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:36,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:36,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:36,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:36,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:36,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:36,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:36,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:36,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:36,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:36,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:36,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:36,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:36,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:36,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:36,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:36,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:36,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:36,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:36,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:36,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:36,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:36,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:36,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:36,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:36,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:36,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:36,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:36,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:36,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:36,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:36,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:36,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:36,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:36,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:36,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:36,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:36,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:36,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:36,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:36,764 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:36,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:36,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:36,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:36,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:36,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:36,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:36,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:36,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:36,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:36,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:36,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:36,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:36,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:36,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:36,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:36,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:36,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:36,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:36,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:36,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:36,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:36,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:36,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:36,780 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 -> 02c8b1649e6cb0ab0325314c87edd71d8e7828d9 [2019-11-27 16:01:37,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:37,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:37,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:37,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:37,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:37,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label53.c [2019-11-27 16:01:37,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbdf30a11/1dbecbdc728b4def8b52c6e09d03f93e/FLAGce5e39573 [2019-11-27 16:01:39,532 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:39,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label53.c [2019-11-27 16:01:39,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbdf30a11/1dbecbdc728b4def8b52c6e09d03f93e/FLAGce5e39573 [2019-11-27 16:01:39,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbdf30a11/1dbecbdc728b4def8b52c6e09d03f93e [2019-11-27 16:01:39,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:39,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:39,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:39,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:39,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:39,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:39,735 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 27.11 04:01:39, skipping insertion in model container [2019-11-27 16:01:39,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:39,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:40,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:44,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:44,825 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:47,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:47,938 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:47,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47 WrapperNode [2019-11-27 16:01:47,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:47,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:47,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:47,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:47,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:48,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:49,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:49,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:49,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:49,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:49,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:49,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:49,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:49,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:50,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:51,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:51,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:47" (1/1) ... [2019-11-27 16:01:51,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:51,790 INFO L168 Benchmark]: Toolchain (without parser) took 12075.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 769.4 MB in the end (delta: 163.6 MB). Peak memory consumption was 380.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,792 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:51,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8224.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 1322.48 ms. Allocated memory is still 1.0 GB. Free memory was 865.5 MB in the beginning and 697.5 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,803 INFO L168 Benchmark]: Boogie Preprocessor took 2518.43 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 769.4 MB in the end (delta: -71.9 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 8224.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1322.48 ms. Allocated memory is still 1.0 GB. Free memory was 865.5 MB in the beginning and 697.5 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2518.43 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 769.4 MB in the end (delta: -71.9 MB). Peak memory consumption was 144.9 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 0.1.24-509859d [2019-11-27 16:01:55,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:55,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:56,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:56,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:56,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:56,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:56,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:56,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:56,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:56,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:56,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:56,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:56,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:56,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:56,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:56,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:56,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:56,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:56,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:56,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:56,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:56,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:56,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:56,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:56,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:56,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:56,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:56,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:56,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:56,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:56,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:56,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:56,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:56,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:56,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:56,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:56,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:56,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:56,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:56,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:56,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:56,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:56,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:56,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:56,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:56,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:56,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:56,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:56,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:56,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:56,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:56,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:56,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:56,196 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:56,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:56,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:56,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:56,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:56,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:56,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:56,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:56,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:56,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:56,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:56,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:56,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:56,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:56,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:56,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:56,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:56,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:56,210 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 -> 02c8b1649e6cb0ab0325314c87edd71d8e7828d9 [2019-11-27 16:01:56,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:56,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:56,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:56,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:56,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:56,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label53.c [2019-11-27 16:01:56,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dffa6d85/33fa82984c3a4c96b47c10c6ca608898/FLAG79fae03e5 [2019-11-27 16:01:59,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:59,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label53.c [2019-11-27 16:01:59,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dffa6d85/33fa82984c3a4c96b47c10c6ca608898/FLAG79fae03e5 [2019-11-27 16:01:59,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dffa6d85/33fa82984c3a4c96b47c10c6ca608898 [2019-11-27 16:01:59,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:59,277 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:59,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:59,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:59,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:59,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:01:59,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59, skipping insertion in model container [2019-11-27 16:01:59,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:01:59,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:59,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:02:04,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:04,683 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:02:07,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:07,355 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:02:07,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07 WrapperNode [2019-11-27 16:02:07,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:07,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:07,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:02:07,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:02:07,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:07,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:08,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:08,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:08,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:08,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:09,399 INFO L168 Benchmark]: Toolchain (without parser) took 10120.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 857.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 308.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,400 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:02:09,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8075.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.2 MB in the end (delta: 179.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 774.22 ms. Allocated memory is still 1.0 GB. Free memory was 753.2 MB in the beginning and 684.3 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,409 INFO L168 Benchmark]: Boogie Preprocessor took 1256.47 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 857.4 MB in the end (delta: -173.1 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 8075.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.2 MB in the end (delta: 179.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 774.22 ms. Allocated memory is still 1.0 GB. Free memory was 753.2 MB in the beginning and 684.3 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1256.47 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 857.4 MB in the end (delta: -173.1 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...