./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label28.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/Problem16_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:41,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:41,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:41,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:41,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:41,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:41,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:41,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:41,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:41,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:41,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:41,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:41,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:41,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:41,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:41,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:41,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:41,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:41,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:41,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:41,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:41,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:41,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:41,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:41,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:41,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:41,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:41,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:41,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:41,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:41,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:41,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:41,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:41,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:41,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:41,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:41,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:41,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:41,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:41,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:41,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:41,343 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:41,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:41,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:41,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:41,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:41,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:41,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:41,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:41,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:41,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:41,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:41,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:41,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:41,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:41,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:41,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:41,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:41,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:41,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:41,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:41,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:41,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:41,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:41,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:41,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:41,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:41,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:41,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:41,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:41,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:41,427 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-24 20:55:42,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:42,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:42,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:42,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:42,043 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:42,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-24 20:55:42,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e746bce6/4aa37e725c4a444a9746e5325e14f0d8/FLAG1712ca1a3 [2019-11-24 20:55:43,663 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:43,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-24 20:55:43,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e746bce6/4aa37e725c4a444a9746e5325e14f0d8/FLAG1712ca1a3 [2019-11-24 20:55:43,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e746bce6/4aa37e725c4a444a9746e5325e14f0d8 [2019-11-24 20:55:43,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:43,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:43,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:43,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:43,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:43,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:43" (1/1) ... [2019-11-24 20:55:43,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:43, skipping insertion in model container [2019-11-24 20:55:43,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:43" (1/1) ... [2019-11-24 20:55:43,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:43,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:45,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:45,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:46,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:46,639 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:46,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46 WrapperNode [2019-11-24 20:55:46,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:46,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:46,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:46,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:46,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:46,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:46,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:46,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:46,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:46,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:47,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:46" (1/1) ... [2019-11-24 20:55:47,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:47,383 INFO L168 Benchmark]: Toolchain (without parser) took 3609.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.2 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:47,385 INFO L168 Benchmark]: CDTParser took 3.12 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 20:55:47,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2871.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:47,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:47,398 INFO L168 Benchmark]: Boogie Preprocessor took 387.72 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:47,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 2871.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 387.72 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 20:55:51,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:51,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:51,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:51,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:51,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:51,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:51,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:51,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:51,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:51,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:51,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:51,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:51,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:51,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:51,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:51,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:51,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:51,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:51,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:51,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:51,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:51,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:51,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:51,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:51,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:51,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:51,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:51,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:51,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:51,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:51,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:51,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:51,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:51,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:51,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:51,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:51,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:51,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:51,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:51,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:51,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:51,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:51,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:51,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:51,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:51,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:51,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:51,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:51,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:51,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:51,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:51,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:51,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:51,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:51,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:51,595 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:51,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:51,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:51,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:51,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:51,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:51,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:51,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:51,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:51,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:51,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:51,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:51,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:51,602 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:51,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:51,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:51,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:51,607 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-24 20:55:52,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:52,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:52,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:52,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:52,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:52,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-24 20:55:52,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04cbdac86/a3c185b19dae493886331939096528c6/FLAGe5004d77f [2019-11-24 20:55:53,799 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:53,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-24 20:55:53,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04cbdac86/a3c185b19dae493886331939096528c6/FLAGe5004d77f [2019-11-24 20:55:53,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04cbdac86/a3c185b19dae493886331939096528c6 [2019-11-24 20:55:53,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:53,900 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:53,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:53,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:53,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:53,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:53" (1/1) ... [2019-11-24 20:55:53,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:53, skipping insertion in model container [2019-11-24 20:55:53,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:53" (1/1) ... [2019-11-24 20:55:53,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:54,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:55,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:55,830 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:56,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:56,474 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:56,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56 WrapperNode [2019-11-24 20:55:56,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:56,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:56,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:56,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:56,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:56,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:56,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:56,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:56,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:56,966 INFO L168 Benchmark]: Toolchain (without parser) took 3059.47 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,967 INFO L168 Benchmark]: CDTParser took 0.29 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 20:55:56,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2576.94 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,973 INFO L168 Benchmark]: Boogie Preprocessor took 216.03 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,983 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2576.94 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.03 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...