./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:08,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:08,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:08,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:08,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:08,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:08,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:08,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:08,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:08,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:08,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:08,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:08,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:08,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:08,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:08,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:08,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:08,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:08,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:08,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:08,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:08,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:08,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:08,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:08,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:08,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:08,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:08,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:08,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:08,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:08,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:08,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:08,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:08,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:08,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:08,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:08,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:08,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:08,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:08,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:08,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:08,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:08,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:08,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:08,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:08,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:08,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:08,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:08,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:08,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:08,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:08,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:08,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:08,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:08,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:08,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:08,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:08,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:08,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:08,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:08,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:08,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:08,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:08,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:08,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:08,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:08,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:08,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:08,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:08,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:08,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:08,525 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-24 20:41:09,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:09,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:09,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:09,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:09,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:09,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-24 20:41:09,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb9bfe75/b0cbd5893eb142e7b787454eeeae7ab5/FLAG99dea4322 [2019-11-24 20:41:11,047 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:11,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-24 20:41:11,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb9bfe75/b0cbd5893eb142e7b787454eeeae7ab5/FLAG99dea4322 [2019-11-24 20:41:11,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb9bfe75/b0cbd5893eb142e7b787454eeeae7ab5 [2019-11-24 20:41:11,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:11,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:11,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:11,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:11,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:11,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11, skipping insertion in model container [2019-11-24 20:41:11,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:11,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:14,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:14,928 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:16,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:16,591 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:16,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16 WrapperNode [2019-11-24 20:41:16,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:16,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:16,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:16,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:16,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:16,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:17,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:17,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:17,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:17,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:17,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:17,863 INFO L168 Benchmark]: Toolchain (without parser) took 6675.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 749.9 MB in the end (delta: 194.6 MB). Peak memory consumption was 194.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:17,864 INFO L168 Benchmark]: CDTParser took 4.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:17,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5412.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:17,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 653.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:17,872 INFO L168 Benchmark]: Boogie Preprocessor took 598.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 749.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:17,884 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.02 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 5412.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 653.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 598.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 749.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:21,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:21,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:21,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:21,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:21,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:21,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:21,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:21,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:21,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:21,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:21,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:21,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:21,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:22,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:22,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:22,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:22,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:22,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:22,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:22,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:22,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:22,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:22,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:22,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:22,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:22,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:22,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:22,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:22,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:22,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:22,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:22,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:22,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:22,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:22,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:22,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:22,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:22,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:22,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:22,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:22,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:22,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:22,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:22,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:22,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:22,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:22,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:22,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:22,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:22,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:22,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:22,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:22,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:22,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:22,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:22,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:22,160 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:22,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:22,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:22,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:22,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:22,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:22,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:22,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:22,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:22,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:22,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:22,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:22,169 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:22,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:22,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:22,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:22,174 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-24 20:41:22,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:22,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:22,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:22,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:22,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:22,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-24 20:41:22,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f609d7ec8/9d666217b9dc4366b8ac97f0c01edebe/FLAGed420f1de [2019-11-24 20:41:24,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:24,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-24 20:41:24,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f609d7ec8/9d666217b9dc4366b8ac97f0c01edebe/FLAGed420f1de [2019-11-24 20:41:24,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f609d7ec8/9d666217b9dc4366b8ac97f0c01edebe [2019-11-24 20:41:24,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:24,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:24,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:24,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:24,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:24,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:24, skipping insertion in model container [2019-11-24 20:41:24,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:24" (1/1) ... [2019-11-24 20:41:24,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:25,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:28,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:28,925 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:30,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:30,497 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:30,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30 WrapperNode [2019-11-24 20:41:30,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:30,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:30,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:30,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:30,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:31,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:31,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:31,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:31,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:31,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:31,674 INFO L168 Benchmark]: Toolchain (without parser) took 6886.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 738.5 MB in the end (delta: 206.0 MB). Peak memory consumption was 206.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:31,675 INFO L168 Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:31,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5718.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:31,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.38 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 767.2 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:31,685 INFO L168 Benchmark]: Boogie Preprocessor took 580.43 ms. Allocated memory is still 1.0 GB. Free memory was 767.2 MB in the beginning and 738.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:31,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 5718.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.38 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 767.2 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 580.43 ms. Allocated memory is still 1.0 GB. Free memory was 767.2 MB in the beginning and 738.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...