./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:41,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:41,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:41,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:41,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:41,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:41,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:41,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:41,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:41,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:41,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:41,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:41,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:41,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:41,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:41,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:41,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:41,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:41,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:41,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:41,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:41,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:41,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:41,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:41,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:41,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:41,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:41,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:41,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:41,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:41,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:41,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:41,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:41,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:41,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:41,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:41,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:41,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:41,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:41,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:41,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:41,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:41,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:41,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:41,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:41,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:41,738 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:41,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:41,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:41,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:41,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:41,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:41,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:41,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:41,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:41,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:41,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:41,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:41,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:41,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:41,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:41,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:41,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:41,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:41,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:41,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:41,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:41,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:41,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:41,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:41,747 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-26 16:49:42,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:42,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:42,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:42,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:42,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:42,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-26 16:49:42,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4326d751/cb7bac17bd7a46b282d54761ac260a1c/FLAG6511abc1a [2019-11-26 16:49:43,301 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:43,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-26 16:49:43,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4326d751/cb7bac17bd7a46b282d54761ac260a1c/FLAG6511abc1a [2019-11-26 16:49:43,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4326d751/cb7bac17bd7a46b282d54761ac260a1c [2019-11-26 16:49:43,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:43,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:43,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:43,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:43,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:43,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:43" (1/1) ... [2019-11-26 16:49:43,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:43, skipping insertion in model container [2019-11-26 16:49:43,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:43" (1/1) ... [2019-11-26 16:49:43,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:44,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:45,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:45,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:45,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:45,485 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:45,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45 WrapperNode [2019-11-26 16:49:45,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:45,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:45,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:45,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:45,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:45,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:45,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:45,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:45,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:45,983 INFO L168 Benchmark]: Toolchain (without parser) took 2114.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.1 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:45,985 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:45,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1619.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:45,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.00 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:45,992 INFO L168 Benchmark]: Boogie Preprocessor took 249.44 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1619.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.00 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.44 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:48,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:48,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:48,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:48,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:48,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:48,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:48,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:48,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:48,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:48,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:48,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:48,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:48,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:48,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:48,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:48,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:48,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:48,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:48,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:48,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:48,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:48,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:48,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:48,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:48,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:48,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:48,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:48,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:48,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:48,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:48,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:48,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:48,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:48,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:48,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:48,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:48,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:48,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:48,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:48,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:48,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:48,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:48,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:48,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:48,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:48,859 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:48,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:48,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:48,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:48,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:48,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:48,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:48,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:48,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:48,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:48,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:48,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:48,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:48,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:48,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:48,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:48,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:48,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:48,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:48,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:48,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:48,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:48,869 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:48,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:48,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:48,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:48,871 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-26 16:49:49,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:49,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:49,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:49,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:49,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:49,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-26 16:49:49,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fe0cd76/390200f67d18426ab191552a37821137/FLAG758a64229 [2019-11-26 16:49:50,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:50,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-26 16:49:50,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fe0cd76/390200f67d18426ab191552a37821137/FLAG758a64229 [2019-11-26 16:49:50,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fe0cd76/390200f67d18426ab191552a37821137 [2019-11-26 16:49:50,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:50,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:50,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:50,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:50,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:50,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50, skipping insertion in model container [2019-11-26 16:49:50,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:51,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:52,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:52,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:52,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:52,730 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:52,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52 WrapperNode [2019-11-26 16:49:52,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:52,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:52,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:52,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:52,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:52,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:52,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:52,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:52,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:53,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:53,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:53,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:53,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:53,094 INFO L168 Benchmark]: Toolchain (without parser) took 2137.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 892.8 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,095 INFO L168 Benchmark]: CDTParser took 1.77 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:53,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1776.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 915.7 MB in the end (delta: 37.4 MB). Peak memory consumption was 37.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.81 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,103 INFO L168 Benchmark]: Boogie Preprocessor took 155.56 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:53,109 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 1776.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 915.7 MB in the end (delta: 37.4 MB). Peak memory consumption was 37.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.81 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.56 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.8 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...