./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label21.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/Problem19_label21.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 636ed75b3f0046f9bc13134acad618ed00f8eb38 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label21.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 636ed75b3f0046f9bc13134acad618ed00f8eb38 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:53,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:53,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:53,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:53,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:53,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:53,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:53,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:53,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:54,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:54,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:54,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:54,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:54,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:54,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:54,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:54,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:54,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:54,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:54,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:54,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:54,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:54,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:54,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:54,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:54,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:54,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:54,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:54,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:54,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:54,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:54,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:54,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:54,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:54,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:54,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:54,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:54,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:54,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:54,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:54,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:54,106 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:54,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:54,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:54,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:54,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:54,154 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:54,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:54,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:54,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:54,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:54,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:54,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:54,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:54,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:54,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:54,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:54,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:54,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:54,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:54,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:54,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:54,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:54,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:54,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:54,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:54,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:54,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:54,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:54,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:54,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:54,169 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-24 20:57:54,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:54,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:54,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:54,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:54,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:54,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-24 20:57:54,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcd784ba/32b38e023aea46f096f71e543060ffb6/FLAG3593d0e09 [2019-11-24 20:57:57,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:57,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-24 20:57:57,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcd784ba/32b38e023aea46f096f71e543060ffb6/FLAG3593d0e09 [2019-11-24 20:57:57,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcd784ba/32b38e023aea46f096f71e543060ffb6 [2019-11-24 20:57:57,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:57,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:57,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:57,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:57,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:57,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:57" (1/1) ... [2019-11-24 20:57:57,249 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 08:57:57, skipping insertion in model container [2019-11-24 20:57:57,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:57" (1/1) ... [2019-11-24 20:57:57,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:57,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:02,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:02,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:05,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:05,243 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:05,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05 WrapperNode [2019-11-24 20:58:05,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:05,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:05,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:05,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:05,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:05,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:06,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:06,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:06,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:06,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:06,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:06,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:06,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:06,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:08,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:08,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:08,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ... [2019-11-24 20:58:09,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:09,395 INFO L168 Benchmark]: Toolchain (without parser) took 12168.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 779.7 MB in the end (delta: 159.1 MB). Peak memory consumption was 400.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:09,396 INFO L168 Benchmark]: CDTParser took 2.56 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. [2019-11-24 20:58:09,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8017.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 875.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 278.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:09,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 1259.84 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 716.3 MB in the end (delta: 159.0 MB). Peak memory consumption was 159.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:09,407 INFO L168 Benchmark]: Boogie Preprocessor took 2876.60 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 779.7 MB in the end (delta: -63.4 MB). Peak memory consumption was 177.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:09,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 8017.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 875.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 278.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1259.84 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 716.3 MB in the end (delta: 159.0 MB). Peak memory consumption was 159.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2876.60 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 779.7 MB in the end (delta: -63.4 MB). Peak memory consumption was 177.4 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 20:58:13,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:13,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:13,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:13,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:13,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:13,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:13,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:13,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:13,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:13,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:13,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:13,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:13,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:13,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:13,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:13,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:13,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:13,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:13,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:13,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:13,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:13,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:13,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:13,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:13,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:13,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:13,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:13,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:13,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:13,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:13,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:13,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:13,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:13,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:13,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:13,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:13,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:13,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:13,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:13,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:13,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:13,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:13,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:13,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:13,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:13,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:13,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:13,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:13,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:13,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:13,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:13,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:13,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:13,680 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:13,681 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:13,681 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:13,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:13,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:13,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:13,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:13,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:13,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:13,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:13,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:13,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:13,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:13,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:13,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:13,691 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:13,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:13,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:13,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:13,693 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-24 20:58:14,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:14,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:14,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:14,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:14,423 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:14,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-24 20:58:14,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0482b61/56c39b5135e74ae8839e7035892d2ba7/FLAG70812ba7a [2019-11-24 20:58:16,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:16,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-24 20:58:16,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0482b61/56c39b5135e74ae8839e7035892d2ba7/FLAG70812ba7a [2019-11-24 20:58:16,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0482b61/56c39b5135e74ae8839e7035892d2ba7 [2019-11-24 20:58:16,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:16,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:16,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:16,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:16,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:16,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:16,882 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 24.11 08:58:16, skipping insertion in model container [2019-11-24 20:58:16,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:16" (1/1) ... [2019-11-24 20:58:16,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:17,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:22,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:22,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:25,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:25,779 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:25,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25 WrapperNode [2019-11-24 20:58:25,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:25,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:25,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:25,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:25,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:25,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:26,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:26,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:26,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:26,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:26,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:26,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:26,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:26,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:27,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:27,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:27,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:27,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:27,878 INFO L168 Benchmark]: Toolchain (without parser) took 11020.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.5 MB in the end (delta: 77.3 MB). Peak memory consumption was 315.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:27,879 INFO L168 Benchmark]: CDTParser took 1.75 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. [2019-11-24 20:58:27,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8925.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 756.3 MB in the end (delta: 182.4 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:27,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 728.32 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 685.6 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:27,887 INFO L168 Benchmark]: Boogie Preprocessor took 1351.75 ms. Allocated memory is still 1.0 GB. Free memory was 685.6 MB in the beginning and 861.5 MB in the end (delta: -175.8 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:27,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.75 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 8925.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 756.3 MB in the end (delta: 182.4 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 728.32 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 685.6 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1351.75 ms. Allocated memory is still 1.0 GB. Free memory was 685.6 MB in the beginning and 861.5 MB in the end (delta: -175.8 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...