./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label07.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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:39:18,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:18,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:18,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:18,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:18,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:18,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:18,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:18,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:18,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:18,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:18,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:18,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:18,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:18,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:18,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:18,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:18,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:18,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:18,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:18,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:18,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:18,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:18,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:18,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:18,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:18,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:18,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:18,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:18,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:18,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:18,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:18,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:18,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:18,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:18,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:18,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:18,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:18,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:18,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:18,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:18,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:18,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:18,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:18,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:18,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:18,376 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:18,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:18,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:18,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:18,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:18,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:18,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:18,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:18,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:18,380 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:18,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:18,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:18,383 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:18,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:18,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:18,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:18,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:18,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:18,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:18,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:18,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:18,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:18,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:18,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:18,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:18,389 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-24 20:39:18,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:19,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:19,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:19,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:19,034 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:19,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-24 20:39:19,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acce291d1/0c62f3ce66f44346936f5cbf0f26db32/FLAGb95f2910a [2019-11-24 20:39:20,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:20,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-24 20:39:20,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acce291d1/0c62f3ce66f44346936f5cbf0f26db32/FLAGb95f2910a [2019-11-24 20:39:20,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acce291d1/0c62f3ce66f44346936f5cbf0f26db32 [2019-11-24 20:39:20,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:20,579 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:20,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:20,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:20,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:20,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:20" (1/1) ... [2019-11-24 20:39:20,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:20, skipping insertion in model container [2019-11-24 20:39:20,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:20" (1/1) ... [2019-11-24 20:39:20,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:20,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:21,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:21,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:22,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:22,171 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:22,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22 WrapperNode [2019-11-24 20:39:22,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:22,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:22,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:22,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:22,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:22,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:22,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:22,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:22,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:22,592 INFO L168 Benchmark]: Toolchain (without parser) took 2013.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:22,596 INFO L168 Benchmark]: CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:22,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.59 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,603 INFO L168 Benchmark]: Boogie Preprocessor took 169.22 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1595.59 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.22 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:26,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:26,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:26,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:26,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:26,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:26,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:26,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:26,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:26,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:26,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:26,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:26,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:26,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:26,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:26,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:26,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:26,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:26,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:26,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:26,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:26,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:26,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:26,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:26,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:26,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:26,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:26,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:26,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:26,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:26,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:26,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:26,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:26,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:26,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:26,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:26,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:26,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:26,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:26,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:26,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:26,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:26,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:26,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:26,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:26,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:26,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:26,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:26,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:26,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:26,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:26,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:26,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:26,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:26,684 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:26,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:26,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:26,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:26,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:26,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:26,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:26,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:26,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:26,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:26,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:26,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:26,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:26,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:26,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:26,695 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:26,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:26,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:26,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:26,697 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-24 20:39:27,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:27,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:27,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:27,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:27,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:27,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-24 20:39:27,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5792660c/a7e0190f8b434465afdcdca28675a4f6/FLAGac5161c91 [2019-11-24 20:39:28,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:28,830 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-24 20:39:28,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5792660c/a7e0190f8b434465afdcdca28675a4f6/FLAGac5161c91 [2019-11-24 20:39:28,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5792660c/a7e0190f8b434465afdcdca28675a4f6 [2019-11-24 20:39:28,924 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:28,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:28,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:28,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:28,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:28,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549c264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:28, skipping insertion in model container [2019-11-24 20:39:28,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:29,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:30,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,226 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:30,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,562 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:30,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30 WrapperNode [2019-11-24 20:39:30,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:30,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:30,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:30,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:30,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:30,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,948 INFO L168 Benchmark]: Toolchain (without parser) took 2014.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,949 INFO L168 Benchmark]: CDTParser took 2.86 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 20:39:30,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1638.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 966.5 MB in the end (delta: -9.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.97 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,957 INFO L168 Benchmark]: Boogie Preprocessor took 151.43 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 1638.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 966.5 MB in the end (delta: -9.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.97 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.43 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...