./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label26.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/Problem15_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:54:56,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:56,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:56,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:56,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:56,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:56,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:56,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:56,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:56,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:56,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:56,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:56,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:56,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:56,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:56,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:56,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:56,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:56,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:56,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:56,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:56,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:56,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:56,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:56,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:56,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:56,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:56,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:56,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:56,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:56,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:56,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:56,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:56,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:56,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:56,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:56,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:56,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:56,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:56,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:56,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:56,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:56,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:56,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:56,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:56,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:56,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:56,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:56,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:56,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:56,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:56,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:56,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:56,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:56,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:56,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:56,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:56,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:56,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:56,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:56,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:56,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:56,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:56,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:56,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:56,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:56,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:56,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:56,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:56,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:56,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:56,384 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-24 20:54:57,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:57,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:57,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:57,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:57,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:57,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-24 20:54:57,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eba43a7a3/ecfbe0bde4ca40f0a6f33c67805ea625/FLAGaa6c6ea07 [2019-11-24 20:54:58,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:58,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-24 20:54:58,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eba43a7a3/ecfbe0bde4ca40f0a6f33c67805ea625/FLAGaa6c6ea07 [2019-11-24 20:54:58,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eba43a7a3/ecfbe0bde4ca40f0a6f33c67805ea625 [2019-11-24 20:54:58,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:58,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:58,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:58,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:58,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58, skipping insertion in model container [2019-11-24 20:54:58,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:59,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:00,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,821 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:01,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:01,488 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:01,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01 WrapperNode [2019-11-24 20:55:01,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:01,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:01,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:01,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:02,386 INFO L168 Benchmark]: Toolchain (without parser) took 3537.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,390 INFO L168 Benchmark]: CDTParser took 1.74 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. [2019-11-24 20:55:02,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2640.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.03 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,398 INFO L168 Benchmark]: Boogie Preprocessor took 430.92 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 2640.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.03 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 430.92 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:06,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:06,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:06,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:06,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:06,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:06,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:06,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:06,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:06,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:06,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:06,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:06,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:06,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:06,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:06,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:06,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:06,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:06,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:06,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:06,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:06,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:06,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:06,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:06,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:06,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:06,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:06,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:06,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:06,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:06,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:06,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:06,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:06,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:06,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:06,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:06,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:06,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:06,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:06,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:06,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:06,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:06,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:06,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:06,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:06,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:06,465 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:06,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:06,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:06,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:06,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:06,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:06,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:06,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:06,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:06,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:06,472 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:06,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:06,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:06,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:06,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:06,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:06,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:06,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:06,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:06,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:06,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:06,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:06,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:06,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:06,477 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:06,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:06,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:06,480 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-24 20:55:07,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:07,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:07,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:07,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:07,124 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:07,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-24 20:55:07,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e8ef59c/3f57917af6a14c59a96703e0a5ee89aa/FLAG6437fa22a [2019-11-24 20:55:08,806 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:08,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-24 20:55:08,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e8ef59c/3f57917af6a14c59a96703e0a5ee89aa/FLAG6437fa22a [2019-11-24 20:55:08,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e8ef59c/3f57917af6a14c59a96703e0a5ee89aa [2019-11-24 20:55:08,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:08,899 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:08,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:08,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:08,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:08,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:08, skipping insertion in model container [2019-11-24 20:55:08,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:09,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:11,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:11,257 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:12,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:12,135 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:12,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12 WrapperNode [2019-11-24 20:55:12,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:12,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:12,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:12,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:12,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:12,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:12,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:12,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:12" (1/1) ... [2019-11-24 20:55:12,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,691 INFO L168 Benchmark]: Toolchain (without parser) took 3787.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.9 MB in the end (delta: 109.6 MB). Peak memory consumption was 109.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,694 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-24 20:55:12,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3234.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,703 INFO L168 Benchmark]: Boogie Preprocessor took 280.48 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 851.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3234.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.48 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 851.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...