./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:50,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:50,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:50,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:50,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:50,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:50,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:50,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:50,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:50,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:50,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:50,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:50,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:50,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:50,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:50,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:50,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:50,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:50,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:50,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:50,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:50,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:50,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:50,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:50,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:50,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:50,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:50,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:50,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:50,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:50,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:50,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:50,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:50,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:50,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:50,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:50,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:50,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:50,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:50,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:50,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:50,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:50,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:50,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:50,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:50,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:50,449 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:50,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:50,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:50,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:50,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:50,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:50,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:50,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:50,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:50,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:50,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:50,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:50,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:50,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:50,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:50,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:50,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:50,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:50,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:50,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:50,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:50,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:50,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:50,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:50,458 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-26 16:49:50,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:50,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:50,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:50,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:50,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:50,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-26 16:49:51,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bc8a5cc/9567b7f0087c4f97bb82f3f625ab9bc6/FLAG20ead7eaf [2019-11-26 16:49:51,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:51,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-26 16:49:52,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bc8a5cc/9567b7f0087c4f97bb82f3f625ab9bc6/FLAG20ead7eaf [2019-11-26 16:49:52,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bc8a5cc/9567b7f0087c4f97bb82f3f625ab9bc6 [2019-11-26 16:49:52,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:52,068 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:52,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:52,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:52,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:52,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52, skipping insertion in model container [2019-11-26 16:49:52,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:52,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:53,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:53,335 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:53,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:53,714 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:53,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53 WrapperNode [2019-11-26 16:49:53,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:53,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:53,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:53,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:53,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:53,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:53,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:53,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:53,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:54,197 INFO L168 Benchmark]: Toolchain (without parser) took 2124.08 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 890.9 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,197 INFO L168 Benchmark]: CDTParser took 1.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:54,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1645.21 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 931.2 MB in the end (delta: 24.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.92 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,206 INFO L168 Benchmark]: Boogie Preprocessor took 246.55 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 890.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 1645.21 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 931.2 MB in the end (delta: 24.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.92 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.55 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 890.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-025d5a2 [2019-11-26 16:49:56,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:56,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:56,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:56,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:56,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:56,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:56,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:56,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:56,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:56,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:56,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:56,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:56,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:56,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:56,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:56,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:56,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:56,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:56,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:56,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:56,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:56,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:56,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:56,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:56,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:56,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:56,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:56,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:56,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:56,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:56,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:56,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:56,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:56,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:56,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:56,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:56,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:56,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:56,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:57,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:57,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:57,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:57,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:57,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:57,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:57,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:57,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:57,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:57,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:57,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:57,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:57,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:57,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:57,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:57,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:57,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:57,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:57,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:57,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:57,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:57,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:57,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:57,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:57,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:57,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:57,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:57,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:57,043 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:57,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:57,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:57,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:57,046 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-26 16:49:57,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:57,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:57,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:57,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:57,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:57,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-26 16:49:57,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9ebcd85/ac0d51dee1cb4ce1b65141e52de2243a/FLAG77bb21efe [2019-11-26 16:49:58,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:58,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-26 16:49:58,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9ebcd85/ac0d51dee1cb4ce1b65141e52de2243a/FLAG77bb21efe [2019-11-26 16:49:58,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9ebcd85/ac0d51dee1cb4ce1b65141e52de2243a [2019-11-26 16:49:58,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:58,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:58,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:58,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:58,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:58,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58, skipping insertion in model container [2019-11-26 16:49:58,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:58,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:59,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:59,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:00,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:00,361 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:00,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00 WrapperNode [2019-11-26 16:50:00,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:00,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:00,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:00,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:00,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:00,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:00,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:00,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:00,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:00,725 INFO L168 Benchmark]: Toolchain (without parser) took 2086.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.7 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:00,726 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:00,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1727.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.7 MB in the end (delta: 44.6 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:00,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:00,735 INFO L168 Benchmark]: Boogie Preprocessor took 160.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:00,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1727.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.7 MB in the end (delta: 44.6 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 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...