./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:56,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:56,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:56,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:56,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:56,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:56,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:56,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:56,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:56,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:56,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:56,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:56,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:56,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:56,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:56,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:56,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:56,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:56,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:56,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:56,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:56,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:56,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:56,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:56,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:56,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:56,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:56,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:56,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:56,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:56,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:56,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:56,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:56,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:56,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:56,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:56,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:56,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:56,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:56,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:56,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:56,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:56,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:56,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:56,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:56,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:56,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:56,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:56,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:56,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:56,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:56,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:56,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:56,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:56,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:56,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:56,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:56,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:56,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:56,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:56,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:56,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:56,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:56,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:56,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:56,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:56,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:56,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:56,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:56,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:56,968 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-27 09:35:57,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:57,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:57,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:57,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:57,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:57,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 09:35:57,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c33f8320/2ece628ca78147c99f35dffec7cec73d/FLAGe98b3c6bd [2019-11-27 09:35:59,159 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:59,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 09:35:59,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c33f8320/2ece628ca78147c99f35dffec7cec73d/FLAGe98b3c6bd [2019-11-27 09:35:59,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c33f8320/2ece628ca78147c99f35dffec7cec73d [2019-11-27 09:35:59,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:59,517 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:59,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:59,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:59,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:59,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:59" (1/1) ... [2019-11-27 09:35:59,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:59, skipping insertion in model container [2019-11-27 09:35:59,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:59" (1/1) ... [2019-11-27 09:35:59,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:59,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:01,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:01,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:02,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:02,209 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:02,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02 WrapperNode [2019-11-27 09:36:02,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:02,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:02,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:02,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:02,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:02,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:02,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:02,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:02,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:03,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:03,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:03,135 INFO L168 Benchmark]: Toolchain (without parser) took 3612.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:03,136 INFO L168 Benchmark]: CDTParser took 0.46 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 09:36:03,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2695.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 920.8 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:03,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 439.07 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:03,144 INFO L168 Benchmark]: Boogie Preprocessor took 467.21 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 857.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:03,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2695.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 920.8 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 439.07 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.21 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 857.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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-da95e15 [2019-11-27 09:36:06,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:06,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:07,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:07,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:07,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:07,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:07,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:07,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:07,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:07,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:07,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:07,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:07,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:07,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:07,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:07,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:07,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:07,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:07,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:07,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:07,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:07,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:07,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:07,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:07,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:07,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:07,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:07,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:07,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:07,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:07,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:07,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:07,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:07,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:07,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:07,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:07,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:07,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:07,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:07,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:07,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:07,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:07,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:07,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:07,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:07,201 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:07,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:07,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:07,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:07,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:07,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:07,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:07,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:07,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:07,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:07,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:07,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:07,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:07,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:07,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:07,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:07,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:07,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:07,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:07,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:07,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:07,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:07,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:07,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:07,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:07,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:07,217 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-27 09:36:07,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:07,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:07,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:07,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:07,860 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:07,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 09:36:08,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91bd8c1a0/ff683749063f4d389bb7d4e52f0c4932/FLAG3b61394dd [2019-11-27 09:36:09,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:09,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 09:36:09,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91bd8c1a0/ff683749063f4d389bb7d4e52f0c4932/FLAG3b61394dd [2019-11-27 09:36:09,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91bd8c1a0/ff683749063f4d389bb7d4e52f0c4932 [2019-11-27 09:36:09,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:09,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:09,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:09,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:09,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:09,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:09" (1/1) ... [2019-11-27 09:36:09,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:09, skipping insertion in model container [2019-11-27 09:36:09,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:09" (1/1) ... [2019-11-27 09:36:09,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:09,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:11,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:11,920 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:12,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:12,747 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:12,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12 WrapperNode [2019-11-27 09:36:12,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:12,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:12,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:12,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:12,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:12,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:13,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:13,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:13,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:13,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:12" (1/1) ... [2019-11-27 09:36:13,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:13,298 INFO L168 Benchmark]: Toolchain (without parser) took 3729.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:13,299 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:13,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3179.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:13,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.42 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:13,310 INFO L168 Benchmark]: Boogie Preprocessor took 239.60 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:13,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3179.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 301.42 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 239.60 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...