./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:42,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:42,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:42,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:42,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:42,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:42,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:42,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:42,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:42,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:42,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:42,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:42,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:42,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:42,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:42,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:42,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:42,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:42,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:42,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:42,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:42,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:42,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:42,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:42,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:42,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:42,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:42,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:42,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:42,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:42,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:42,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:42,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:42,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:42,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:42,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:42,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:42,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:42,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:42,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:42,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:42,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:42,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:42,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:42,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:42,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:42,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:42,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:42,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:42,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:42,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:42,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:42,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:42,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:42,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:42,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:42,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:42,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:42,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:42,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:42,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:42,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:42,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:42,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:42,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:42,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:42,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:42,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:42,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:42,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:42,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:42,295 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-24 20:52:42,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:42,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:42,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:42,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:42,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:42,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-24 20:52:43,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e920b19/89805229a9244943b7c03bd57e06aea7/FLAGce2867e78 [2019-11-24 20:52:44,965 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:44,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-24 20:52:45,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e920b19/89805229a9244943b7c03bd57e06aea7/FLAGce2867e78 [2019-11-24 20:52:45,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e920b19/89805229a9244943b7c03bd57e06aea7 [2019-11-24 20:52:45,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:45,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:45,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:45,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:45,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:45,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:45,103 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 24.11 08:52:45, skipping insertion in model container [2019-11-24 20:52:45,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:45,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:45,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:48,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:48,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:49,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:49,885 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:49,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49 WrapperNode [2019-11-24 20:52:49,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:49,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:49,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:49,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:49,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:50,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:50,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:50,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:50,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:50,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:50,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:50,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:50,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:50,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:51,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:51,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:51,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:49" (1/1) ... [2019-11-24 20:52:51,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:51,880 INFO L168 Benchmark]: Toolchain (without parser) took 6793.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 911.1 MB in the end (delta: 37.7 MB). Peak memory consumption was 310.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:51,881 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-24 20:52:51,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4802.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.8 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:51,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 822.04 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:51,891 INFO L168 Benchmark]: Boogie Preprocessor took 1158.48 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.1 MB in the end (delta: -159.0 MB). Peak memory consumption was 113.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:51,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 4802.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.8 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 822.04 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1158.48 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.1 MB in the end (delta: -159.0 MB). Peak memory consumption was 113.5 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 0.1.24-32f2683 [2019-11-24 20:52:55,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:55,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:55,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:55,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:55,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:55,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:56,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:56,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:56,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:56,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:56,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:56,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:56,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:56,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:56,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:56,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:56,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:56,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:56,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:56,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:56,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:56,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:56,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:56,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:56,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:56,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:56,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:56,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:56,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:56,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:56,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:56,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:56,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:56,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:56,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:56,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:56,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:56,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:56,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:56,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:56,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:56,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:56,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:56,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:56,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:56,176 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:56,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:56,177 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:56,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:56,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:56,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:56,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:56,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:56,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:56,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:56,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:56,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:56,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:56,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:56,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:56,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:56,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:56,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:56,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:56,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:56,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:56,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:56,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:56,195 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:56,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:56,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:56,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:56,198 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-24 20:52:56,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:56,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:56,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:56,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:56,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:56,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-24 20:52:57,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6285e92cb/9e53eb99558d43d6b5a27260b9e5825b/FLAGc6192249d [2019-11-24 20:52:58,997 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:58,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-24 20:52:59,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6285e92cb/9e53eb99558d43d6b5a27260b9e5825b/FLAGc6192249d [2019-11-24 20:52:59,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6285e92cb/9e53eb99558d43d6b5a27260b9e5825b [2019-11-24 20:52:59,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:59,133 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:59,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:59,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:59,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:59,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:59" (1/1) ... [2019-11-24 20:52:59,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:59, skipping insertion in model container [2019-11-24 20:52:59,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:59" (1/1) ... [2019-11-24 20:52:59,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:59,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:02,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:02,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:04,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:04,364 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:04,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04 WrapperNode [2019-11-24 20:53:04,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:04,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:04,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:04,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:04,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:04,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:04,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:04,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:04,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:04,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:04,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:04,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:04,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:04,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:05,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:05,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:05,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:04" (1/1) ... [2019-11-24 20:53:05,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:05,720 INFO L168 Benchmark]: Toolchain (without parser) took 6582.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 940.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 282.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:05,723 INFO L168 Benchmark]: CDTParser took 0.66 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. [2019-11-24 20:53:05,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5229.80 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 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:05,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 510.14 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:05,734 INFO L168 Benchmark]: Boogie Preprocessor took 834.51 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 940.0 MB in the end (delta: -206.5 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:05,743 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 5229.80 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 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 510.14 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.51 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 940.0 MB in the end (delta: -206.5 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...