./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label22.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/Problem14_label22.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 17c583af50669f5a9046907038c3e55ebabc385d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label22.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 17c583af50669f5a9046907038c3e55ebabc385d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:22,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:22,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:22,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:22,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:22,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:22,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:22,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:22,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:22,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:22,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:22,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:22,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:22,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:22,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:22,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:22,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:22,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:22,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:22,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:22,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:22,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:22,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:22,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:22,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:22,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:22,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:22,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:22,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:22,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:22,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:22,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:22,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:22,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:22,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:22,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:22,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:22,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:22,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:22,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:22,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:22,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:22,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:22,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:22,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:22,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:22,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:22,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:22,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:22,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:22,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:22,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:22,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:22,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:22,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:22,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:22,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:22,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:22,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:22,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:22,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:22,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:22,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:22,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:22,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:22,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:22,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:22,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:22,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:22,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:22,372 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 -> 17c583af50669f5a9046907038c3e55ebabc385d [2019-11-27 15:57:23,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:23,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:23,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:23,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:23,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:23,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-27 15:57:23,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9f7f0cb/8f3e2b68a78d4e2dba840cc52bb42989/FLAG573b8fa22 [2019-11-27 15:57:24,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:24,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-27 15:57:24,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9f7f0cb/8f3e2b68a78d4e2dba840cc52bb42989/FLAG573b8fa22 [2019-11-27 15:57:24,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9f7f0cb/8f3e2b68a78d4e2dba840cc52bb42989 [2019-11-27 15:57:24,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:24,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:24,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:24,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:24,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:24,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:24" (1/1) ... [2019-11-27 15:57:24,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:24, skipping insertion in model container [2019-11-27 15:57:24,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:24" (1/1) ... [2019-11-27 15:57:24,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:24,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:25,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:26,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:26,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:26,253 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:26,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26 WrapperNode [2019-11-27 15:57:26,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:26,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:26,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:26,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:26,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:26,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:26,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:26,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:26,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:26,685 INFO L168 Benchmark]: Toolchain (without parser) took 2097.94 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 950.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,687 INFO L168 Benchmark]: CDTParser took 1.37 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 15:57:26,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1672.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,697 INFO L168 Benchmark]: Boogie Preprocessor took 197.44 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:26,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 1672.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.44 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:57:30,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:30,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:30,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:30,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:30,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:30,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:30,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:30,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:30,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:30,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:30,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:30,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:30,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:30,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:30,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:30,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:30,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:30,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:30,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:30,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:30,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:30,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:30,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:30,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:30,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:30,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:30,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:30,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:30,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:30,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:30,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:30,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:30,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:30,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:30,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:30,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:30,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:30,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:30,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:30,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:30,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:30,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:30,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:30,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:30,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:30,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:30,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:30,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:30,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:30,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:30,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:30,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:31,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:31,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:31,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:31,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:31,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:31,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:31,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:31,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:31,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:31,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:31,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:31,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:31,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:31,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:31,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:31,007 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:31,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:31,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:31,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:31,011 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 -> 17c583af50669f5a9046907038c3e55ebabc385d [2019-11-27 15:57:31,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:31,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:31,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:31,602 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:31,605 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:31,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-27 15:57:31,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1100ba757/1c659be3651b4c7ca2f47c9cdc65163d/FLAG875b0a3d4 [2019-11-27 15:57:33,117 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:33,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-27 15:57:33,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1100ba757/1c659be3651b4c7ca2f47c9cdc65163d/FLAG875b0a3d4 [2019-11-27 15:57:33,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1100ba757/1c659be3651b4c7ca2f47c9cdc65163d [2019-11-27 15:57:33,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:33,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:33,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:33,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:33,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:33,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33, skipping insertion in model container [2019-11-27 15:57:33,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:33,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:34,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:34,814 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:35,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:35,271 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:35,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35 WrapperNode [2019-11-27 15:57:35,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:35,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:35,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:35,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:35,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:35,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:35,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:35,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:35,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:35,725 INFO L168 Benchmark]: Toolchain (without parser) took 2494.82 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,726 INFO L168 Benchmark]: CDTParser took 2.92 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 15:57:35,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2035.45 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 962.2 MB in the end (delta: -540.7 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.48 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,735 INFO L168 Benchmark]: Boogie Preprocessor took 190.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 2035.45 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 962.2 MB in the end (delta: -540.7 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.48 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...