./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem18_label40.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 2bd40a46208fa8849cda7746f8f61eaf455843a5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label40.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 2bd40a46208fa8849cda7746f8f61eaf455843a5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:37,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:37,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:37,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:37,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:37,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:37,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:37,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:37,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:37,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:37,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:37,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:37,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:37,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:37,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:37,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:37,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:37,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:37,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:37,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:37,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:37,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:37,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:37,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:37,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:37,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:37,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:37,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:37,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:37,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:37,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:37,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:37,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:37,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:37,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:37,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:37,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:37,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:37,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:37,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:37,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:37,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:37,429 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:37,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:37,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:37,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:37,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:37,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:37,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:37,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:37,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:37,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:37,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:37,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:37,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:37,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:37,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:37,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:37,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:37,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:37,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:37,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:37,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:37,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:37,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:37,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:37,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:37,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:37,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:37,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:37,450 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 -> 2bd40a46208fa8849cda7746f8f61eaf455843a5 [2019-11-27 09:38:38,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:38,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:38,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:38,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:38,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:38,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-27 09:38:38,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfd746a3/6b7cde406b78401cab381803bc2a19fc/FLAG42b495d07 [2019-11-27 09:38:39,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:39,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-27 09:38:39,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfd746a3/6b7cde406b78401cab381803bc2a19fc/FLAG42b495d07 [2019-11-27 09:38:39,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfd746a3/6b7cde406b78401cab381803bc2a19fc [2019-11-27 09:38:39,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:39,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:39,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:39,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:39,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:39,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:39" (1/1) ... [2019-11-27 09:38:39,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:39, skipping insertion in model container [2019-11-27 09:38:39,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:39" (1/1) ... [2019-11-27 09:38:39,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:40,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:42,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:42,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:43,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:43,808 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:43,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43 WrapperNode [2019-11-27 09:38:43,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:43,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:43,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:43,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:43,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:43,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:44,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:44,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:44,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:44,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:43" (1/1) ... [2019-11-27 09:38:44,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:44,993 INFO L168 Benchmark]: Toolchain (without parser) took 5115.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 823.0 MB in the end (delta: 128.7 MB). Peak memory consumption was 128.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:44,994 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:44,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3936.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 887.0 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:45,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 596.78 ms. Allocated memory is still 1.0 GB. Free memory was 887.0 MB in the beginning and 846.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:45,005 INFO L168 Benchmark]: Boogie Preprocessor took 574.14 ms. Allocated memory is still 1.0 GB. Free memory was 846.4 MB in the beginning and 823.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:45,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3936.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 887.0 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 596.78 ms. Allocated memory is still 1.0 GB. Free memory was 887.0 MB in the beginning and 846.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 574.14 ms. Allocated memory is still 1.0 GB. Free memory was 846.4 MB in the beginning and 823.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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-da95e15 [2019-11-27 09:38:48,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:48,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:48,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:48,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:48,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:48,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:48,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:48,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:48,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:48,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:48,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:48,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:48,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:48,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:48,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:48,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:48,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:48,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:48,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:48,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:48,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:48,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:48,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:48,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:48,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:48,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:48,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:48,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:48,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:48,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:48,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:48,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:48,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:48,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:48,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:48,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:48,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:48,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:48,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:48,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:48,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:49,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:49,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:49,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:49,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:49,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:49,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:49,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:49,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:49,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:49,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:49,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:49,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:49,047 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:49,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:49,050 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:49,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:49,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:49,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:49,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:49,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:49,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:49,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:49,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:49,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:49,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:49,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:49,056 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:49,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:49,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:49,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:49,059 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 -> 2bd40a46208fa8849cda7746f8f61eaf455843a5 [2019-11-27 09:38:49,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:49,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:49,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:49,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:49,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:49,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-27 09:38:49,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735fc28aa/6708c51d945345f9adab53b97f8d4874/FLAGfbad38c52 [2019-11-27 09:38:51,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:51,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-27 09:38:51,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735fc28aa/6708c51d945345f9adab53b97f8d4874/FLAGfbad38c52 [2019-11-27 09:38:51,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735fc28aa/6708c51d945345f9adab53b97f8d4874 [2019-11-27 09:38:51,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:51,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:51,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:51,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:51,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:51,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:51" (1/1) ... [2019-11-27 09:38:51,659 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 27.11 09:38:51, skipping insertion in model container [2019-11-27 09:38:51,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:51" (1/1) ... [2019-11-27 09:38:51,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:51,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:54,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:54,192 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:55,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:55,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:55,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55 WrapperNode [2019-11-27 09:38:55,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:55,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:55,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:55,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:55,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:55,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:55,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:55,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:55,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:56,145 INFO L168 Benchmark]: Toolchain (without parser) took 4502.36 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 799.2 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,146 INFO L168 Benchmark]: CDTParser took 1.76 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. [2019-11-27 09:38:56,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3654.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.0 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.16 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,157 INFO L168 Benchmark]: Boogie Preprocessor took 403.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 3654.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.0 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.16 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...