./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem12_label47.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 5fe6ee850667191cf8c006979bd64ab8a402f6d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label47.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 5fe6ee850667191cf8c006979bd64ab8a402f6d0 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:58,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:58,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:58,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:58,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:58,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:58,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:58,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:58,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:58,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:58,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:58,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:58,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:58,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:58,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:58,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:58,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:58,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:58,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:58,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:58,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:58,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:58,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:58,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:58,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:58,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:58,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:58,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:58,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:58,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:58,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:58,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:58,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:58,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:58,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:58,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:58,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:58,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:58,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:58,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:58,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:58,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:58,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:58,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:58,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:58,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:58,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:58,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:58,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:58,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:58,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:58,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:58,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:58,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:58,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:58,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:58,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:58,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:58,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:58,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:58,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:58,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:58,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:58,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:58,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:58,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:58,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:58,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:58,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:58,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:58,483 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 -> 5fe6ee850667191cf8c006979bd64ab8a402f6d0 [2019-11-25 22:38:58,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:59,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:59,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:59,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:59,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:59,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-25 22:38:59,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d7ba3ee/4577bd691b4b499db230308b243188fe/FLAG545d78729 [2019-11-25 22:39:00,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:00,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-25 22:39:00,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d7ba3ee/4577bd691b4b499db230308b243188fe/FLAG545d78729 [2019-11-25 22:39:00,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d7ba3ee/4577bd691b4b499db230308b243188fe [2019-11-25 22:39:00,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:00,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:00,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:00,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:00,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:00,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:00" (1/1) ... [2019-11-25 22:39:00,977 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 25.11 10:39:00, skipping insertion in model container [2019-11-25 22:39:00,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:00" (1/1) ... [2019-11-25 22:39:01,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:01,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:04,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:04,619 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:06,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:06,172 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:06,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06 WrapperNode [2019-11-25 22:39:06,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:06,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:06,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:06,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:06,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:06,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:06,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:06,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:06,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:06,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:06,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:06,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:07,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:07,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:07,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:07,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:07,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:08,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:08,613 INFO L168 Benchmark]: Toolchain (without parser) took 7660.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 915.5 MB in the end (delta: 34.7 MB). Peak memory consumption was 315.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,614 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:08,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5227.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 757.24 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,624 INFO L168 Benchmark]: Boogie Preprocessor took 1666.90 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.5 MB in the end (delta: -163.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5227.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 757.24 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1666.90 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.5 MB in the end (delta: -163.4 MB). Peak memory consumption was 117.4 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 0.1.24-65d6cd2 [2019-11-25 22:39:12,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:12,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:12,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:12,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:12,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:12,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:12,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:12,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:12,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:12,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:12,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:12,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:12,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:12,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:12,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:12,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:12,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:12,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:12,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:12,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:12,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:12,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:12,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:12,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:12,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:12,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:12,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:12,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:12,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:12,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:12,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:12,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:12,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:12,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:12,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:12,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:12,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:12,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:12,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:12,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:12,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:12,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:12,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:12,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:12,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:12,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:12,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:12,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:12,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:12,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:12,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:12,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:13,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:13,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:13,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:13,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:13,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:13,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:13,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:13,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:13,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:13,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:13,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:13,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:13,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:13,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:13,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:13,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:13,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:13,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:13,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:13,015 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 -> 5fe6ee850667191cf8c006979bd64ab8a402f6d0 [2019-11-25 22:39:13,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:13,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:13,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:13,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:13,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:13,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-25 22:39:13,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f558fc5/2ab46bdb159f4b72be78b859dff60dd1/FLAG175891688 [2019-11-25 22:39:15,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:15,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-25 22:39:15,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f558fc5/2ab46bdb159f4b72be78b859dff60dd1/FLAG175891688 [2019-11-25 22:39:16,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f558fc5/2ab46bdb159f4b72be78b859dff60dd1 [2019-11-25 22:39:16,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:16,022 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:16,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:16,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:16,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:16,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:16" (1/1) ... [2019-11-25 22:39:16,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50affd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:16, skipping insertion in model container [2019-11-25 22:39:16,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:16" (1/1) ... [2019-11-25 22:39:16,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:16,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:19,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:19,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:21,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:21,500 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:21,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21 WrapperNode [2019-11-25 22:39:21,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:21,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:21,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:21,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:21,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:21,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:22,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:22,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:22,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:22,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:22,912 INFO L168 Benchmark]: Toolchain (without parser) took 6888.38 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 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 292.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:22,913 INFO L168 Benchmark]: CDTParser took 0.82 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. [2019-11-25 22:39:22,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5480.21 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 774.7 MB in the end (delta: 181.3 MB). Peak memory consumption was 181.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:22,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.69 ms. Allocated memory is still 1.0 GB. Free memory was 774.7 MB in the beginning and 738.7 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:22,924 INFO L168 Benchmark]: Boogie Preprocessor took 834.72 ms. Allocated memory is still 1.0 GB. Free memory was 738.7 MB in the beginning and 944.2 MB in the end (delta: -205.5 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:22,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 5480.21 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 774.7 MB in the end (delta: 181.3 MB). Peak memory consumption was 181.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.69 ms. Allocated memory is still 1.0 GB. Free memory was 774.7 MB in the beginning and 738.7 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.72 ms. Allocated memory is still 1.0 GB. Free memory was 738.7 MB in the beginning and 944.2 MB in the end (delta: -205.5 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...