./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label37.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/Problem17_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:33,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:33,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:33,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:33,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:33,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:33,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:33,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:33,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:33,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:33,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:33,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:33,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:33,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:33,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:33,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:33,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:33,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:33,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:33,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:33,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:33,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:33,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:33,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:33,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:33,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:33,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:33,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:33,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:33,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:33,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:33,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:33,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:33,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:33,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:33,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:33,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:34,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:34,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:34,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:34,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:34,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:34,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:34,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:34,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:34,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:34,057 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:34,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:34,060 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:34,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:34,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:34,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:34,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:34,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:34,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:34,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:34,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:34,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:34,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:34,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:34,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:34,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:34,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:34,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:34,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:34,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:34,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:34,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:34,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:34,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:34,074 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-26 16:50:34,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:34,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:34,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:34,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:34,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:34,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-26 16:50:34,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d01e18e4c/cbc36fafc5e34ba780a113945f3ba90a/FLAGa371bc94c [2019-11-26 16:50:36,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:36,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-26 16:50:36,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d01e18e4c/cbc36fafc5e34ba780a113945f3ba90a/FLAGa371bc94c [2019-11-26 16:50:36,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d01e18e4c/cbc36fafc5e34ba780a113945f3ba90a [2019-11-26 16:50:36,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:36,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:36,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:36,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:36,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:36,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36, skipping insertion in model container [2019-11-26 16:50:36,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:36,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:39,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:39,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:40,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:40,163 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:40,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40 WrapperNode [2019-11-26 16:50:40,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:40,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:40,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:40,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:40,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:40,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:40,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:40,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:40,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:41,514 INFO L168 Benchmark]: Toolchain (without parser) took 4899.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 775.5 MB in the end (delta: 186.2 MB). Peak memory consumption was 186.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,515 INFO L168 Benchmark]: CDTParser took 0.39 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 16:50:41,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3555.17 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 652.42 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,526 INFO L168 Benchmark]: Boogie Preprocessor took 685.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 775.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3555.17 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 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 652.42 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 685.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 775.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 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 16:50:45,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:45,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:45,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:45,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:45,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:45,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:45,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:45,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:45,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:45,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:45,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:45,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:45,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:45,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:45,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:45,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:45,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:45,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:45,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:45,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:45,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:45,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:45,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:45,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:45,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:45,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:45,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:45,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:45,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:45,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:45,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:45,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:45,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:45,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:45,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:45,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:45,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:45,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:45,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:45,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:45,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:45,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:45,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:45,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:45,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:45,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:45,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:45,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:45,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:45,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:45,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:45,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:45,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:45,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:45,884 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:45,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:45,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:45,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:45,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:45,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:45,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:45,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:45,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:45,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:45,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:45,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:45,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:45,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:45,893 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:45,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:45,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:45,896 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-26 16:50:46,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:46,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:46,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:46,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:46,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:46,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-26 16:50:46,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b709025e/927abd12a19649b6b3715868ed2cbb57/FLAGb13a7b76f [2019-11-26 16:50:48,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:48,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-26 16:50:48,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b709025e/927abd12a19649b6b3715868ed2cbb57/FLAGb13a7b76f [2019-11-26 16:50:48,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b709025e/927abd12a19649b6b3715868ed2cbb57 [2019-11-26 16:50:48,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:48,340 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:48,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:48,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:48,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:48,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:48,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48, skipping insertion in model container [2019-11-26 16:50:48,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:48,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:48,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:51,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:51,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:52,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:52,348 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:52,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52 WrapperNode [2019-11-26 16:50:52,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:52,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:52,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:52,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:52,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:52,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:52,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:52,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:52,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:53,217 INFO L168 Benchmark]: Toolchain (without parser) took 4874.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 787.9 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,218 INFO L168 Benchmark]: CDTParser took 0.40 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 16:50:53,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4009.63 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 432.77 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,227 INFO L168 Benchmark]: Boogie Preprocessor took 423.92 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4009.63 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 432.77 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.92 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 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...