./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem13_label36.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 f0f6b6bcfcd64d50bef42bbd3b4c8b90cda53ef0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label36.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 f0f6b6bcfcd64d50bef42bbd3b4c8b90cda53ef0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:44,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:44,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:44,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:44,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:45,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:45,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:45,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:45,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:45,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:45,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:45,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:45,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:45,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:45,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:45,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:45,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:45,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:45,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:45,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:45,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:45,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:45,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:45,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:45,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:45,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:45,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:45,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:45,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:45,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:45,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:45,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:45,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:45,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:45,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:45,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:45,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:45,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:45,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:45,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:45,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:45,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:45,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:45,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:45,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:45,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:45,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:45,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:45,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:45,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:45,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:45,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:45,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:45,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:45,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:45,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:45,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:45,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:45,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:45,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:45,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:45,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:45,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:45,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:45,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:45,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:45,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:45,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:45,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:45,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:45,197 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 -> f0f6b6bcfcd64d50bef42bbd3b4c8b90cda53ef0 [2019-11-25 22:39:45,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:45,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:45,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:45,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:45,792 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:45,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2019-11-25 22:39:45,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444c09efb/d31158883ee54b238e27fc9111cf9ac2/FLAGa0f824197 [2019-11-25 22:39:47,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:47,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2019-11-25 22:39:47,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444c09efb/d31158883ee54b238e27fc9111cf9ac2/FLAGa0f824197 [2019-11-25 22:39:47,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444c09efb/d31158883ee54b238e27fc9111cf9ac2 [2019-11-25 22:39:47,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:47,915 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:47,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:47,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:47,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:47,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:47" (1/1) ... [2019-11-25 22:39:47,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:47, skipping insertion in model container [2019-11-25 22:39:47,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:47" (1/1) ... [2019-11-25 22:39:47,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:48,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:51,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:51,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:53,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:53,383 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:53,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53 WrapperNode [2019-11-25 22:39:53,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:53,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:53,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:53,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:53,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:53,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:54,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:54,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:54,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:54,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:55,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:55,951 INFO L168 Benchmark]: Toolchain (without parser) took 8032.22 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 807.6 MB in the end (delta: 142.6 MB). Peak memory consumption was 142.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:55,952 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:39:55,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5470.09 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:55,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 1515.43 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 871.1 MB in the end (delta: -97.3 MB). Peak memory consumption was 131.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:55,964 INFO L168 Benchmark]: Boogie Preprocessor took 1038.70 ms. Allocated memory is still 1.0 GB. Free memory was 871.1 MB in the beginning and 807.6 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:55,977 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5470.09 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1515.43 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 871.1 MB in the end (delta: -97.3 MB). Peak memory consumption was 131.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1038.70 ms. Allocated memory is still 1.0 GB. Free memory was 871.1 MB in the beginning and 807.6 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 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 0.1.24-65d6cd2 [2019-11-25 22:39:59,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:59,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:59,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:59,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:59,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:59,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:59,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:59,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:00,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:00,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:00,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:00,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:00,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:00,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:00,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:00,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:00,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:00,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:00,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:00,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:00,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:00,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:00,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:00,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:00,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:00,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:00,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:00,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:00,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:00,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:00,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:00,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:00,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:00,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:00,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:00,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:00,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:00,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:00,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:00,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:00,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:00,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:00,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:00,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:00,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:00,147 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:00,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:00,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:00,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:00,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:00,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:00,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:00,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:00,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:00,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:00,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:00,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:00,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:00,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:00,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:00,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:00,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:00,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:00,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:00,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:00,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:00,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:00,160 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:00,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:00,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:00,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:00,162 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 -> f0f6b6bcfcd64d50bef42bbd3b4c8b90cda53ef0 [2019-11-25 22:40:00,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:00,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:00,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:00,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:00,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:00,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2019-11-25 22:40:00,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59b7cef/dbbabff41bac4bba865eab15bc87d466/FLAG0c3e3893c [2019-11-25 22:40:02,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:02,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2019-11-25 22:40:02,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59b7cef/dbbabff41bac4bba865eab15bc87d466/FLAG0c3e3893c [2019-11-25 22:40:03,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59b7cef/dbbabff41bac4bba865eab15bc87d466 [2019-11-25 22:40:03,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:03,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:03,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:03,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:03,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:03,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:03" (1/1) ... [2019-11-25 22:40:03,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:03, skipping insertion in model container [2019-11-25 22:40:03,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:03" (1/1) ... [2019-11-25 22:40:03,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:03,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:07,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:07,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:09,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:09,353 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:09,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09 WrapperNode [2019-11-25 22:40:09,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:09,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:09,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:09,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:09,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:09,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:10,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:10,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:10,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:10,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:09" (1/1) ... [2019-11-25 22:40:10,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:10,822 INFO L168 Benchmark]: Toolchain (without parser) took 7671.10 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 888.2 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:10,823 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:40:10,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6204.02 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 719.7 MB in the end (delta: 230.5 MB). Peak memory consumption was 230.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:10,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 812.66 ms. Allocated memory is still 1.0 GB. Free memory was 719.7 MB in the beginning and 921.7 MB in the end (delta: -202.0 MB). Peak memory consumption was 42.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:10,832 INFO L168 Benchmark]: Boogie Preprocessor took 646.29 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 888.2 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:10,841 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 6204.02 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 719.7 MB in the end (delta: 230.5 MB). Peak memory consumption was 230.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 812.66 ms. Allocated memory is still 1.0 GB. Free memory was 719.7 MB in the beginning and 921.7 MB in the end (delta: -202.0 MB). Peak memory consumption was 42.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 646.29 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 888.2 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...