./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label56.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_label56.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 439f1d485598c95b6ad52de0b1a6a4102dab8d7b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label56.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 439f1d485598c95b6ad52de0b1a6a4102dab8d7b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:50:00,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:00,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:00,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:00,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:00,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:00,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:00,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:00,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:00,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:00,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:00,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:00,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:00,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:00,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:00,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:00,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:00,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:00,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:00,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:00,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:01,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:01,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:01,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:01,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:01,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:01,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:01,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:01,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:01,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:01,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:01,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:01,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:01,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:01,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:01,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:01,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:01,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:01,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:01,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:01,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:01,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:01,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:01,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:01,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:01,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:01,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:01,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:01,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:01,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:01,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:01,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:01,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:01,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:01,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:01,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:01,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:01,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:01,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:01,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:01,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:01,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:01,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:01,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:01,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:01,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:01,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:01,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:01,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:01,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:01,148 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 -> 439f1d485598c95b6ad52de0b1a6a4102dab8d7b [2019-11-26 16:50:01,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:01,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:01,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:01,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:01,835 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:01,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-26 16:50:02,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734dcc3cf/391bf2dcd9474807954a8c7322c5c2e8/FLAG109cc171e [2019-11-26 16:50:03,346 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:03,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-26 16:50:03,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734dcc3cf/391bf2dcd9474807954a8c7322c5c2e8/FLAG109cc171e [2019-11-26 16:50:03,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734dcc3cf/391bf2dcd9474807954a8c7322c5c2e8 [2019-11-26 16:50:03,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:03,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:03,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:03,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:03,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:03,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03, skipping insertion in model container [2019-11-26 16:50:03,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:03,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:05,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:05,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:06,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:06,261 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:06,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06 WrapperNode [2019-11-26 16:50:06,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:06,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:06,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:06,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:06,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:06,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:06,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:06,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:06,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:06" (1/1) ... [2019-11-26 16:50:06,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:06,981 INFO L168 Benchmark]: Toolchain (without parser) took 3196.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:06,982 INFO L168 Benchmark]: CDTParser took 1.23 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 16:50:06,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2483.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:06,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 341.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:06,992 INFO L168 Benchmark]: Boogie Preprocessor took 363.16 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:07,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 2483.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 341.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.16 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:11,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:11,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:11,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:11,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:11,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:11,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:11,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:11,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:11,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:11,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:11,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:11,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:11,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:11,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:11,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:11,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:11,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:11,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:11,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:11,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:11,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:11,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:11,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:11,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:11,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:11,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:11,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:11,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:11,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:11,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:11,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:11,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:11,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:11,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:11,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:11,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:11,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:11,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:11,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:11,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:11,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:11,246 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:11,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:11,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:11,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:11,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:11,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:11,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:11,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:11,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:11,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:11,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:11,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:11,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:11,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:11,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:11,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:11,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:11,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:11,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:11,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:11,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:11,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:11,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:11,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:11,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:11,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:11,272 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:11,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:11,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:11,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:11,275 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 -> 439f1d485598c95b6ad52de0b1a6a4102dab8d7b [2019-11-26 16:50:11,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:11,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:11,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:11,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:11,898 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:11,900 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-26 16:50:12,053 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd8597d1/0f25135ef27d464fad389be76ed49c1d/FLAG3be46b51a [2019-11-26 16:50:13,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:13,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label56.c [2019-11-26 16:50:13,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd8597d1/0f25135ef27d464fad389be76ed49c1d/FLAG3be46b51a [2019-11-26 16:50:13,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd8597d1/0f25135ef27d464fad389be76ed49c1d [2019-11-26 16:50:13,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:13,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:13,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:13,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:13,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:13,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:13" (1/1) ... [2019-11-26 16:50:13,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:13, skipping insertion in model container [2019-11-26 16:50:13,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:13" (1/1) ... [2019-11-26 16:50:13,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:13,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:15,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:15,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:16,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:16,338 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:16,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16 WrapperNode [2019-11-26 16:50:16,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:16,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:16,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:16,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:16,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:16,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:16,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:16,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:16,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:16,842 INFO L168 Benchmark]: Toolchain (without parser) took 3072.30 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 908.1 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,844 INFO L168 Benchmark]: CDTParser took 0.34 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 16:50:16,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2567.03 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 931.1 MB in the end (delta: 30.6 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.70 ms. Allocated memory is still 1.0 GB. Free memory was 931.1 MB in the beginning and 919.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,855 INFO L168 Benchmark]: Boogie Preprocessor took 224.77 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2567.03 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 931.1 MB in the end (delta: 30.6 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.70 ms. Allocated memory is still 1.0 GB. Free memory was 931.1 MB in the beginning and 919.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.77 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.1 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...