./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label37.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 fda1d3b829e8d762e85567723fe20859aaeef95c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label37.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 fda1d3b829e8d762e85567723fe20859aaeef95c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:50,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:50,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:50,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:50,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:50,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:50,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:50,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:50,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:50,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:50,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:50,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:50,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:50,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:50,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:50,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:50,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:50,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:50,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:50,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:50,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:50,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:50,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:50,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:50,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:50,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:50,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:50,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:50,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:50,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:50,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:50,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:50,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:50,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:50,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:50,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:50,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:50,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:50,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:50,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:50,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:50,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:50,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:50,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:50,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:50,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:50,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:50,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:50,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:50,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:50,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:50,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:50,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:50,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:50,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:50,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:50,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:50,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:50,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:50,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:50,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:50,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:50,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:50,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:50,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:50,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:50,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:50,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:50,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:50,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:50,389 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 -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-26 16:49:51,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:51,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:51,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:51,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:51,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:51,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-26 16:49:51,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31464d128/c7fc38e82cdb4ac281b3b66901aa849f/FLAGc46e221ab [2019-11-26 16:49:52,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:52,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-26 16:49:52,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31464d128/c7fc38e82cdb4ac281b3b66901aa849f/FLAGc46e221ab [2019-11-26 16:49:52,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31464d128/c7fc38e82cdb4ac281b3b66901aa849f [2019-11-26 16:49:52,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:52,926 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:52,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:52,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:52,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:52,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,949 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 26.11 04:49:52, skipping insertion in model container [2019-11-26 16:49:52,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:53,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:54,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:54,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:55,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:55,311 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:55,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55 WrapperNode [2019-11-26 16:49:55,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:55,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:55,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:55,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:55,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:55,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:55,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:55,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:55,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:56,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:56,053 INFO L168 Benchmark]: Toolchain (without parser) took 3120.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 886.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:56,054 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:49:56,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2385.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:56,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 349.48 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 903.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:56,065 INFO L168 Benchmark]: Boogie Preprocessor took 376.47 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 886.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:56,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2385.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 349.48 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 903.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 376.47 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 886.7 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 0.1.24-025d5a2 [2019-11-26 16:50:00,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:00,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:00,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:00,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:00,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:00,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:00,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:00,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:00,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:00,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:00,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:00,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:00,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:00,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:00,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:00,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:00,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:00,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:00,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:00,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:00,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:00,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:00,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:00,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:00,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:00,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:00,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:00,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:00,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:00,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:00,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:00,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:00,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:00,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:00,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:00,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:00,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:00,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:00,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:00,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:00,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:00,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:00,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:00,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:00,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:00,318 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:00,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:00,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:00,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:00,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:00,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:00,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:00,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:00,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:00,325 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:00,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:00,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:00,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:00,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:00,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:00,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:00,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:00,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:00,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:00,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:00,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:00,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:00,334 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:00,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:00,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:00,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:00,339 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 -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-26 16:50:00,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:00,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:00,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:01,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:01,003 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:01,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-26 16:50:01,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45d693c34/3d5b80dc94374786b98c6f683e5b794d/FLAG7024dd972 [2019-11-26 16:50:02,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:02,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-26 16:50:02,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45d693c34/3d5b80dc94374786b98c6f683e5b794d/FLAG7024dd972 [2019-11-26 16:50:02,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45d693c34/3d5b80dc94374786b98c6f683e5b794d [2019-11-26 16:50:02,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:02,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:02,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:02,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:02,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:02,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:02,879 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 26.11 04:50:02, skipping insertion in model container [2019-11-26 16:50:02,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:02,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:03,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:04,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:04,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:05,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:05,410 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:05,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05 WrapperNode [2019-11-26 16:50:05,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:05,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:05,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:05,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:05,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:05,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:05,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:05,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:05,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:05,931 INFO L168 Benchmark]: Toolchain (without parser) took 3069.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 891.1 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,933 INFO L168 Benchmark]: CDTParser took 1.59 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. [2019-11-26 16:50:05,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2552.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.1 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.73 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,943 INFO L168 Benchmark]: Boogie Preprocessor took 229.64 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 2552.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.1 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.73 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.64 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.1 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...