./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label56.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_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66046df24ee9a8dc92e970aeeb93586ff76ce37f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66046df24ee9a8dc92e970aeeb93586ff76ce37f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:17,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:17,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:17,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:17,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:17,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:17,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:17,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:17,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:17,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:17,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:17,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:17,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:17,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:17,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:17,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:17,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:17,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:17,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:17,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:17,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:17,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:17,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:17,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:17,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:17,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:17,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:17,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:17,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:17,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:17,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:17,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:17,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:17,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:17,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:17,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:17,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:17,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:17,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:17,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:17,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:17,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:17,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:17,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:17,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:17,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:17,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:17,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:17,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:17,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:17,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:17,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:17,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:17,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:17,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:17,378 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:17,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:17,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:17,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:17,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:17,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:17,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:17,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:17,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:17,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:17,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:17,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:17,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:17,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:17,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:17,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:17,386 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 -> 66046df24ee9a8dc92e970aeeb93586ff76ce37f [2019-11-24 20:55:17,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:18,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:18,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:18,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:18,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:18,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-24 20:55:18,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0deaa3bb/4720ff6dbeb54e58ac4ddba9cbc2fe3b/FLAGfd4ecaad3 [2019-11-24 20:55:19,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:19,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-24 20:55:19,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0deaa3bb/4720ff6dbeb54e58ac4ddba9cbc2fe3b/FLAGfd4ecaad3 [2019-11-24 20:55:19,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0deaa3bb/4720ff6dbeb54e58ac4ddba9cbc2fe3b [2019-11-24 20:55:19,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:19,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:19,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:19,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:19,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:19,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19, skipping insertion in model container [2019-11-24 20:55:19,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:19,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:21,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:21,872 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:22,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:22,483 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:22,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22 WrapperNode [2019-11-24 20:55:22,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:22,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:22,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:22,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:22,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:22,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:22,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:22,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:22,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:22,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:23,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:22" (1/1) ... [2019-11-24 20:55:23,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:23,480 INFO L168 Benchmark]: Toolchain (without parser) took 3720.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,481 INFO L168 Benchmark]: CDTParser took 0.91 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 20:55:23,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2720.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,491 INFO L168 Benchmark]: Boogie Preprocessor took 494.53 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:23,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 2720.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 494.53 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 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 20:55:27,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:27,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:27,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:27,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:27,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:27,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:27,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:27,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:27,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:27,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:27,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:27,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:27,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:27,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:27,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:27,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:27,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:27,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:27,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:27,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:27,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:27,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:27,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:27,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:27,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:27,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:27,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:27,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:27,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:27,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:27,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:27,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:27,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:27,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:27,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:27,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:27,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:27,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:27,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:27,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:27,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:27,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:27,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:27,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:27,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:27,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:27,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:27,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:27,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:27,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:27,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:27,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:27,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:27,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:27,753 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:27,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:27,754 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:27,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:27,756 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:27,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:27,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:27,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:27,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:27,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:27,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:27,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:27,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:27,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:27,761 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:27,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:27,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:27,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:27,764 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 -> 66046df24ee9a8dc92e970aeeb93586ff76ce37f [2019-11-24 20:55:28,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:28,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:28,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:28,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:28,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:28,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-24 20:55:28,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fe58dc5/f5f3b278ec88432d821e620059c2aba9/FLAG472866d8e [2019-11-24 20:55:30,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:30,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-24 20:55:30,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fe58dc5/f5f3b278ec88432d821e620059c2aba9/FLAG472866d8e [2019-11-24 20:55:30,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fe58dc5/f5f3b278ec88432d821e620059c2aba9 [2019-11-24 20:55:30,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:30,219 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:30,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:30,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:30,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:30,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:30" (1/1) ... [2019-11-24 20:55:30,251 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 08:55:30, skipping insertion in model container [2019-11-24 20:55:30,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:30" (1/1) ... [2019-11-24 20:55:30,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:30,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:32,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:32,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:33,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:33,275 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:33,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33 WrapperNode [2019-11-24 20:55:33,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:33,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:33,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:33,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:33,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:33,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:33,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:33,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:33,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:33,855 INFO L168 Benchmark]: Toolchain (without parser) took 3636.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,857 INFO L168 Benchmark]: CDTParser took 0.35 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 20:55:33,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3054.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.09 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,865 INFO L168 Benchmark]: Boogie Preprocessor took 271.48 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:33,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3054.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.09 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.48 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...