./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label56.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 439f1d485598c95b6ad52de0b1a6a4102dab8d7b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label56.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 439f1d485598c95b6ad52de0b1a6a4102dab8d7b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:13,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:13,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:13,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:13,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:13,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:13,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:13,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:13,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:13,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:13,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:13,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:13,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:13,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:13,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:13,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:13,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:13,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:13,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:13,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:13,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:13,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:13,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:13,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:13,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:13,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:13,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:13,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:13,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:13,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:13,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:13,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:13,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:13,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:13,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:13,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:13,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:13,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:13,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:13,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:13,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:13,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:13,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:13,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:13,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:13,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:13,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:13,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:13,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:13,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:13,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:13,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:13,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:13,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:13,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:13,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:13,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:13,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:13,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:13,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:13,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:13,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:13,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:13,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:13,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:13,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:13,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:13,253 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:13,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:13,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:13,254 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 -> 439f1d485598c95b6ad52de0b1a6a4102dab8d7b [2019-11-27 09:37:13,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:13,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:13,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:13,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:13,913 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:13,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-27 09:37:14,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830beed70/4e719ae775c34556a34eb499458afb79/FLAG2dd7c0a92 [2019-11-27 09:37:15,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:15,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-27 09:37:15,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830beed70/4e719ae775c34556a34eb499458afb79/FLAG2dd7c0a92 [2019-11-27 09:37:15,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830beed70/4e719ae775c34556a34eb499458afb79 [2019-11-27 09:37:15,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:15,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:15,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:15,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:15,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:15,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15, skipping insertion in model container [2019-11-27 09:37:15,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:15,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:17,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:17,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:18,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:18,092 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:18,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18 WrapperNode [2019-11-27 09:37:18,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:18,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:18,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:18,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:18,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:18,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:18,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:18,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:18,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:18,770 INFO L168 Benchmark]: Toolchain (without parser) took 3153.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.3 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,771 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-27 09:37:18,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2478.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 330.14 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,781 INFO L168 Benchmark]: Boogie Preprocessor took 334.22 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 2478.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 330.14 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.22 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 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-da95e15 [2019-11-27 09:37:22,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:22,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:22,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:22,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:22,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:22,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:22,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:22,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:22,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:22,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:22,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:22,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:22,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:22,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:22,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:22,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:22,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:22,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:22,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:22,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:22,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:22,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:22,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:22,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:22,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:22,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:22,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:22,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:22,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:22,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:22,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:22,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:22,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:22,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:22,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:22,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:22,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:22,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:22,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:22,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:22,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:22,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:22,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:22,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:22,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:22,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:22,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:22,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:22,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:22,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:22,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:22,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:22,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:22,935 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:22,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:22,936 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:22,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:22,937 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:22,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:22,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:22,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:22,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:22,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:22,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:22,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:22,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:22,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:22,943 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:22,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:22,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:22,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:22,947 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 -> 439f1d485598c95b6ad52de0b1a6a4102dab8d7b [2019-11-27 09:37:23,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:23,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:23,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:23,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:23,623 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:23,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-27 09:37:23,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/550eb0342/e7ca1e9d52f64a908b675e8d6d06f71c/FLAG312d1ee34 [2019-11-27 09:37:25,156 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:25,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-27 09:37:25,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/550eb0342/e7ca1e9d52f64a908b675e8d6d06f71c/FLAG312d1ee34 [2019-11-27 09:37:25,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/550eb0342/e7ca1e9d52f64a908b675e8d6d06f71c [2019-11-27 09:37:25,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:25,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:25,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:25,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:25,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:25,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25, skipping insertion in model container [2019-11-27 09:37:25,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:25,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:27,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:27,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:28,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:28,506 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:28,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28 WrapperNode [2019-11-27 09:37:28,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:28,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:28,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:28,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:28,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:28,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:28,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:28,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:28,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:28,969 INFO L168 Benchmark]: Toolchain (without parser) took 3691.08 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 892.6 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:28,970 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 09:37:28,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3235.92 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 915.5 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:28,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:28,981 INFO L168 Benchmark]: Boogie Preprocessor took 182.91 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:28,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3235.92 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 915.5 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.91 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...