./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label57.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_label57.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 ca7ee3d4ea8501a9459bd40473a2d44156effc21 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label57.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 ca7ee3d4ea8501a9459bd40473a2d44156effc21 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:58:38,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:38,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:38,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:38,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:38,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:38,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:38,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:38,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:38,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:38,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:38,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:38,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:38,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:38,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:38,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:38,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:38,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:38,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:38,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:38,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:38,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:38,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:38,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:38,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:38,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:38,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:38,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:38,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:38,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:38,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:38,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:38,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:38,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:38,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:38,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:38,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:38,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:38,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:38,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:38,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:38,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:38,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:38,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:38,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:38,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:38,272 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:38,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:38,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:38,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:38,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:38,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:38,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:38,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:38,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:38,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:38,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:38,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:38,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:38,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:38,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:38,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:38,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:38,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:38,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:38,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:38,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:38,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:38,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:38,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:38,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:38,296 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 -> ca7ee3d4ea8501a9459bd40473a2d44156effc21 [2019-11-24 20:58:38,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:38,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:38,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:38,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:38,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:38,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-24 20:58:39,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de5afb140/333993dac54c4692a52616d655c0709a/FLAG0989f5d74 [2019-11-24 20:58:40,999 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:41,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-24 20:58:41,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de5afb140/333993dac54c4692a52616d655c0709a/FLAG0989f5d74 [2019-11-24 20:58:41,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de5afb140/333993dac54c4692a52616d655c0709a [2019-11-24 20:58:41,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:41,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:41,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:41,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:41,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:41,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:41" (1/1) ... [2019-11-24 20:58:41,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:41, skipping insertion in model container [2019-11-24 20:58:41,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:41" (1/1) ... [2019-11-24 20:58:41,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:41,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:46,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:46,812 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:50,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:50,232 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:50,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50 WrapperNode [2019-11-24 20:58:50,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:50,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:50,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:50,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:50,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:50,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:51,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:51,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:51,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:51,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:51,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:51,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:51,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:51,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:53,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:53,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:53,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:50" (1/1) ... [2019-11-24 20:58:54,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:54,306 INFO L168 Benchmark]: Toolchain (without parser) took 13136.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 770.7 MB in the end (delta: 160.9 MB). Peak memory consumption was 376.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:54,307 INFO L168 Benchmark]: CDTParser took 3.19 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 20:58:54,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9068.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.3 MB in the end (delta: 71.3 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:54,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 1335.81 ms. Allocated memory is still 1.0 GB. Free memory was 860.3 MB in the beginning and 694.9 MB in the end (delta: 165.4 MB). Peak memory consumption was 165.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:54,318 INFO L168 Benchmark]: Boogie Preprocessor took 2724.66 ms. Allocated memory is still 1.0 GB. Free memory was 694.9 MB in the beginning and 770.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 139.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:54,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.19 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 9068.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.3 MB in the end (delta: 71.3 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1335.81 ms. Allocated memory is still 1.0 GB. Free memory was 860.3 MB in the beginning and 694.9 MB in the end (delta: 165.4 MB). Peak memory consumption was 165.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2724.66 ms. Allocated memory is still 1.0 GB. Free memory was 694.9 MB in the beginning and 770.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 139.2 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 20:58:58,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:58,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:58,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:58,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:58,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:58,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:58,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:58,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:58,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:58,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:58,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:58,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:58,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:58,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:58,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:58,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:58,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:58,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:58,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:58,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:58,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:58,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:58,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:58,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:58,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:58,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:58,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:58,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:58,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:58,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:58,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:58,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:58,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:58,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:58,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:58,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:58,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:58,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:58,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:58,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:58,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:58,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:58,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:58,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:58,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:58,923 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:58,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:58,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:58,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:58,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:58,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:58,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:58,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:58,932 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:58,933 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:58,933 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:58,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:58,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:58,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:58,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:58,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:58,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:58,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:58,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:58,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:58,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:58,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:58,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:58,942 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:58,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:58,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:58,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:58,946 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 -> ca7ee3d4ea8501a9459bd40473a2d44156effc21 [2019-11-24 20:58:59,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:59,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:59,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:59,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:59,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:59,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-24 20:58:59,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249fbbd2d/cef7fe1cdf9b48349a222fccb5bd5834/FLAG3a322bbaf [2019-11-24 20:59:01,839 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:59:01,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-24 20:59:01,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249fbbd2d/cef7fe1cdf9b48349a222fccb5bd5834/FLAG3a322bbaf [2019-11-24 20:59:02,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249fbbd2d/cef7fe1cdf9b48349a222fccb5bd5834 [2019-11-24 20:59:02,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:59:02,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:59:02,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:59:02,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:59:02,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:59:02,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:59:02" (1/1) ... [2019-11-24 20:59:02,040 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 08:59:02, skipping insertion in model container [2019-11-24 20:59:02,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:59:02" (1/1) ... [2019-11-24 20:59:02,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:59:02,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:59:08,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:08,093 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:59:11,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:11,181 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:59:11,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11 WrapperNode [2019-11-24 20:59:11,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:59:11,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:11,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:59:11,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:59:11,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:11,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:11,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:11,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:59:11,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:59:11,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:59:12,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:12,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:12,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:12,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:13,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:13,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:13,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:11" (1/1) ... [2019-11-24 20:59:13,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:59:13,529 INFO L168 Benchmark]: Toolchain (without parser) took 11508.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 861.4 MB in the end (delta: 70.2 MB). Peak memory consumption was 307.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:13,533 INFO L168 Benchmark]: CDTParser took 1.78 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 20:59:13,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9169.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 755.0 MB in the end (delta: 176.6 MB). Peak memory consumption was 251.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:13,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 810.98 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 684.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:13,543 INFO L168 Benchmark]: Boogie Preprocessor took 1521.44 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 861.4 MB in the end (delta: -177.1 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:13,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 9169.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 755.0 MB in the end (delta: 176.6 MB). Peak memory consumption was 251.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 810.98 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 684.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1521.44 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 861.4 MB in the end (delta: -177.1 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...