./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label45.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/Problem12_label45.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 e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label45.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 e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:55:44,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:44,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:44,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:44,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:44,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:44,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:44,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:44,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:44,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:44,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:44,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:44,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:44,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:44,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:44,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:44,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:44,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:44,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:44,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:44,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:44,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:44,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:44,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:44,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:44,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:44,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:44,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:44,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:44,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:44,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:44,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:44,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:44,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:44,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:44,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:44,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:44,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:44,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:44,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:44,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:44,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:44,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:44,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:44,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:44,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:44,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:44,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:44,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:44,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:44,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:44,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:44,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:44,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:44,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:44,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:44,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:44,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:44,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:44,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:44,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:44,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:44,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:44,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:44,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:44,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:44,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:44,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:44,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:44,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:44,943 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 -> e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f [2019-11-27 15:55:45,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:45,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:45,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:45,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:45,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:45,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-27 15:55:45,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4876b64/6204f0dce6314a3a80c1e62dd26a4eab/FLAG23cdb0f6b [2019-11-27 15:55:47,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:47,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-27 15:55:47,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4876b64/6204f0dce6314a3a80c1e62dd26a4eab/FLAG23cdb0f6b [2019-11-27 15:55:47,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4876b64/6204f0dce6314a3a80c1e62dd26a4eab [2019-11-27 15:55:47,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:47,535 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:47,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:47,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:47,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:47,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:47, skipping insertion in model container [2019-11-27 15:55:47,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:47,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:50,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:50,921 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:52,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:52,588 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:52,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52 WrapperNode [2019-11-27 15:55:52,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:52,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:52,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:52,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:52,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:52,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:53,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:53,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:53,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:53,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:54,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:55,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:55,036 INFO L168 Benchmark]: Toolchain (without parser) took 7497.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 914.8 MB in the end (delta: 35.4 MB). Peak memory consumption was 315.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,037 INFO L168 Benchmark]: CDTParser took 0.32 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 15:55:55,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5051.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 808.53 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,047 INFO L168 Benchmark]: Boogie Preprocessor took 1623.89 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 914.8 MB in the end (delta: -162.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 5051.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 808.53 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1623.89 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 914.8 MB in the end (delta: -162.9 MB). Peak memory consumption was 116.9 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 15:55:59,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:59,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:59,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:59,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:59,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:59,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:59,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:59,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:59,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:59,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:59,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:59,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:59,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:59,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:59,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:59,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:59,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:59,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:59,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:59,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:59,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:59,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:59,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:59,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:59,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:59,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:59,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:59,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:59,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:59,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:59,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:59,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:59,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:59,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:59,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:59,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:59,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:59,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:59,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:59,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:59,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:59,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:59,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:59,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:59,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:59,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:59,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:59,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:59,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:59,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:59,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:59,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:59,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:59,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:59,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:59,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:59,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:59,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:59,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:59,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:59,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:59,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:59,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:59,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:59,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:59,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:59,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:59,210 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:59,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:59,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:59,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:59,211 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 -> e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f [2019-11-27 15:55:59,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:59,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:59,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:59,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:59,762 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:59,766 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-27 15:55:59,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94c55048/6b969727778f4da7a10397c92aff4354/FLAG9b62a28ce [2019-11-27 15:56:01,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:01,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-27 15:56:01,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94c55048/6b969727778f4da7a10397c92aff4354/FLAG9b62a28ce [2019-11-27 15:56:01,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94c55048/6b969727778f4da7a10397c92aff4354 [2019-11-27 15:56:01,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:01,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:01,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:01,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:01,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:01,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,868 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 03:56:01, skipping insertion in model container [2019-11-27 15:56:01,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:02,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:05,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:07,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:07,461 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:07,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07 WrapperNode [2019-11-27 15:56:07,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:07,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:07,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:07,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:07,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:08,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:08,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:08,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:08,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:08,877 INFO L168 Benchmark]: Toolchain (without parser) took 7030.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 938.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 284.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,878 INFO L168 Benchmark]: CDTParser took 0.43 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 15:56:08,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5624.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 580.78 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,888 INFO L168 Benchmark]: Boogie Preprocessor took 817.83 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 938.4 MB in the end (delta: -197.7 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5624.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 580.78 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 817.83 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 938.4 MB in the end (delta: -197.7 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...