./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:21,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:21,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:21,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:21,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:21,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:22,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:22,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:22,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:22,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:22,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:22,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:22,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:22,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:22,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:22,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:22,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:22,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:22,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:22,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:22,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:22,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:22,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:22,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:22,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:22,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:22,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:22,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:22,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:22,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:22,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:22,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:22,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:22,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:22,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:22,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:22,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:22,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:22,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:22,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:22,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:22,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:22,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:22,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:22,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:22,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:22,176 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:22,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:22,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:22,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:22,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:22,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:22,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:22,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:22,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:22,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:22,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:22,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:22,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:22,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:22,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:22,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:22,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:22,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:22,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:22,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:22,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:22,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:22,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:22,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:22,194 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-27 15:56:22,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:22,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:22,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:22,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:22,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:22,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 15:56:22,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158a17abc/a07396ae4aac46829054149d3893ce7b/FLAGd5f1a3cb1 [2019-11-27 15:56:24,764 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:24,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 15:56:24,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158a17abc/a07396ae4aac46829054149d3893ce7b/FLAGd5f1a3cb1 [2019-11-27 15:56:25,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158a17abc/a07396ae4aac46829054149d3893ce7b [2019-11-27 15:56:25,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:25,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:25,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:25,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:25,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:25,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:25" (1/1) ... [2019-11-27 15:56:25,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:25, skipping insertion in model container [2019-11-27 15:56:25,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:25" (1/1) ... [2019-11-27 15:56:25,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:25,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:28,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:29,012 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:30,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:30,787 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:30,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30 WrapperNode [2019-11-27 15:56:30,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:30,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:30,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:30,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:30,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:30,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:32,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:32,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:32,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:32,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:32,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:33,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:33,138 INFO L168 Benchmark]: Toolchain (without parser) took 7859.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 817.4 MB in the end (delta: 131.4 MB). Peak memory consumption was 131.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:33,139 INFO L168 Benchmark]: CDTParser took 0.38 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 15:56:33,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5518.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:33,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 1374.08 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.4 MB in the end (delta: -98.9 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:33,150 INFO L168 Benchmark]: Boogie Preprocessor took 957.45 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 817.4 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:33,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5518.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1374.08 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.4 MB in the end (delta: -98.9 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 957.45 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 817.4 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 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 0.1.24-509859d [2019-11-27 15:56:36,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:36,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:36,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:36,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:36,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:37,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:37,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:37,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:37,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:37,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:37,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:37,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:37,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:37,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:37,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:37,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:37,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:37,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:37,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:37,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:37,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:37,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:37,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:37,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:37,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:37,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:37,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:37,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:37,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:37,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:37,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:37,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:37,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:37,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:37,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:37,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:37,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:37,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:37,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:37,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:37,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:37,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:37,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:37,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:37,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:37,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:37,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:37,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:37,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:37,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:37,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:37,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:37,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:37,178 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:37,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:37,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:37,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:37,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:37,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:37,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:37,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:37,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:37,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:37,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:37,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:37,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:37,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:37,186 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:37,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:37,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:37,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:37,190 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-27 15:56:37,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:37,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:37,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:37,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:37,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:37,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 15:56:37,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e666d06/4a45e75482ce47ab85127b00ff68050e/FLAGf58480116 [2019-11-27 15:56:39,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:39,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-27 15:56:39,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e666d06/4a45e75482ce47ab85127b00ff68050e/FLAGf58480116 [2019-11-27 15:56:39,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e666d06/4a45e75482ce47ab85127b00ff68050e [2019-11-27 15:56:39,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:39,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:39,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:39,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:39,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:39,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,946 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 27.11 03:56:39, skipping insertion in model container [2019-11-27 15:56:39,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:40,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:44,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:44,360 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:46,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:46,352 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:46,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46 WrapperNode [2019-11-27 15:56:46,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:46,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:46,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:46,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:46,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:46,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:47,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:47,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:47,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:47,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:47,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:47,693 INFO L168 Benchmark]: Toolchain (without parser) took 7766.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 881.8 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,694 INFO L168 Benchmark]: CDTParser took 1.89 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 15:56:47,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6432.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 657.58 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.3 MB in the end (delta: -201.7 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,702 INFO L168 Benchmark]: Boogie Preprocessor took 667.29 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.8 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:47,712 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 6432.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 657.58 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.3 MB in the end (delta: -201.7 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 667.29 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.8 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...