./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label15.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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:30,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:30,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:30,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:30,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:30,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:30,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:30,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:30,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:30,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:30,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:30,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:30,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:30,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:30,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:30,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:30,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:30,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:30,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:30,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:30,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:30,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:30,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:30,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:30,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:30,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:30,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:30,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:30,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:30,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:30,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:30,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:30,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:30,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:30,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:30,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:30,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:30,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:30,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:30,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:30,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:30,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:30,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:30,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:30,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:30,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:30,194 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:30,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:30,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:30,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:30,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:30,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:30,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:30,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:30,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:30,197 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:30,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:30,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:30,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:30,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:30,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:30,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:30,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:30,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:30,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:30,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:30,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:30,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:30,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:30,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:30,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:30,205 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-24 20:55:30,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:30,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:30,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:30,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:30,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:30,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-24 20:55:30,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c188eb5e1/cca94e11d6124cacb1c3c90d6a4c103c/FLAG5d54887dc [2019-11-24 20:55:31,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:31,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-24 20:55:31,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c188eb5e1/cca94e11d6124cacb1c3c90d6a4c103c/FLAG5d54887dc [2019-11-24 20:55:31,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c188eb5e1/cca94e11d6124cacb1c3c90d6a4c103c [2019-11-24 20:55:31,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:31,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:31,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:31,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:31,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:31,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:31,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:31, skipping insertion in model container [2019-11-24 20:55:31,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:31" (1/1) ... [2019-11-24 20:55:31,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:32,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:33,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:33,290 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:33,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:33,998 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:34,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34 WrapperNode [2019-11-24 20:55:34,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:34,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:34,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:34,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:34,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:34,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:34,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:34,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:34,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:34" (1/1) ... [2019-11-24 20:55:34,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:34,512 INFO L168 Benchmark]: Toolchain (without parser) took 2577.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.4 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:34,512 INFO L168 Benchmark]: CDTParser took 2.84 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 20:55:34,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2070.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:34,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:34,519 INFO L168 Benchmark]: Boogie Preprocessor took 260.39 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:34,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 2070.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.39 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 20:55:37,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:37,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:37,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:37,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:37,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:37,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:37,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:37,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:37,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:37,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:37,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:37,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:37,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:37,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:37,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:37,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:37,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:37,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:37,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:37,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:37,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:37,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:37,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:37,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:37,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:37,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:37,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:37,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:37,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:37,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:37,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:37,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:37,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:37,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:37,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:37,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:37,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:37,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:37,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:37,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:37,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:37,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:37,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:37,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:37,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:37,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:37,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:37,482 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:37,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:37,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:37,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:37,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:37,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:37,486 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:37,486 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:37,487 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:37,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:37,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:37,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:37,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:37,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:37,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:37,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:37,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:37,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:37,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:37,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:37,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:37,492 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:37,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:37,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:37,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:37,493 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-24 20:55:37,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:37,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:37,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:37,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:37,987 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:37,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-24 20:55:38,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d41ac8a/f77c323e23bd4dfe9b2f56f8a02d4655/FLAGa8c26314c [2019-11-24 20:55:39,106 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:39,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-24 20:55:39,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d41ac8a/f77c323e23bd4dfe9b2f56f8a02d4655/FLAGa8c26314c [2019-11-24 20:55:39,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d41ac8a/f77c323e23bd4dfe9b2f56f8a02d4655 [2019-11-24 20:55:39,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:39,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:39,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:39,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:39,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:39,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:39" (1/1) ... [2019-11-24 20:55:39,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:39, skipping insertion in model container [2019-11-24 20:55:39,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:39" (1/1) ... [2019-11-24 20:55:39,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:39,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:41,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:41,140 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:41,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:41,846 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:41,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41 WrapperNode [2019-11-24 20:55:41,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:41,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:41,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:41,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:41,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:42,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:42,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:42,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:42,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:42,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:42,245 INFO L168 Benchmark]: Toolchain (without parser) took 2587.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 886.9 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:42,246 INFO L168 Benchmark]: CDTParser took 0.21 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 20:55:42,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2195.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 909.8 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:42,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.92 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:42,251 INFO L168 Benchmark]: Boogie Preprocessor took 181.47 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:42,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2195.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 909.8 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.92 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.47 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...