./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:22,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:22,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:22,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:22,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:22,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:22,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:22,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:22,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:22,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:22,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:22,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:22,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:22,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:22,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:22,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:22,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:22,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:22,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:22,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:22,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:22,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:22,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:22,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:22,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:22,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:22,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:22,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:22,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:22,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:22,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:22,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:22,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:22,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:22,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:22,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:22,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:22,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:22,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:22,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:22,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:22,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:22,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:22,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:22,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:22,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:22,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:22,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:22,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:22,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:22,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:22,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:22,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:22,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:22,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:22,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:22,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:22,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:22,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:22,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:22,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:22,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:22,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:22,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:22,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:22,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:22,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:22,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:22,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:22,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:22,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:22,322 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-24 20:57:22,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:22,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:22,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:22,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:22,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:22,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-24 20:57:23,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2163c3ed/4c329707e2884fd99527fa223ae2fcbb/FLAG1abe3ee4e [2019-11-24 20:57:24,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:24,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-24 20:57:24,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2163c3ed/4c329707e2884fd99527fa223ae2fcbb/FLAG1abe3ee4e [2019-11-24 20:57:24,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2163c3ed/4c329707e2884fd99527fa223ae2fcbb [2019-11-24 20:57:24,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:24,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:24,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:24,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:24,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,007 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 24.11 08:57:25, skipping insertion in model container [2019-11-24 20:57:25,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:25,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:27,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:27,672 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:28,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:28,984 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:28,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28 WrapperNode [2019-11-24 20:57:28,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:28,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:28,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:29,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:29,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:29,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:29,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:29,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:30,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:30,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:30,121 INFO L168 Benchmark]: Toolchain (without parser) took 5136.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.9 MB in the end (delta: 145.3 MB). Peak memory consumption was 145.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,123 INFO L168 Benchmark]: CDTParser took 4.05 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. [2019-11-24 20:57:30,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4002.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 550.40 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 828.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,134 INFO L168 Benchmark]: Boogie Preprocessor took 571.40 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 804.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:30,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.05 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 4002.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 550.40 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 828.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 571.40 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 804.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 0.1.24-32f2683 [2019-11-24 20:57:34,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:34,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:34,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:34,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:34,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:34,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:34,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:34,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:34,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:34,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:34,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:34,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:34,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:34,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:34,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:34,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:34,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:34,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:34,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:34,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:34,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:34,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:34,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:34,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:34,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:34,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:34,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:34,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:34,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:34,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:34,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:34,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:34,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:34,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:34,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:34,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:34,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:34,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:34,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:34,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:34,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:34,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:34,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:34,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:34,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:34,493 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:34,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:34,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:34,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:34,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:34,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:34,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:34,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:34,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:34,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:34,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:34,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:34,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:34,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:34,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:34,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:34,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:34,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:34,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:34,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:34,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:34,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:34,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:34,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:34,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:34,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:34,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:34,512 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-24 20:57:35,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:35,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:35,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:35,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:35,251 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:35,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-24 20:57:35,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27eae6f04/81fe3dc2af1d4ffabcb6c27eeb795c51/FLAGa1abaf6ac [2019-11-24 20:57:36,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:36,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-24 20:57:37,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27eae6f04/81fe3dc2af1d4ffabcb6c27eeb795c51/FLAGa1abaf6ac [2019-11-24 20:57:37,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27eae6f04/81fe3dc2af1d4ffabcb6c27eeb795c51 [2019-11-24 20:57:37,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:37,071 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:37,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:37,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:37,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:37,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:37,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37, skipping insertion in model container [2019-11-24 20:57:37,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:37,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:37,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:40,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:40,031 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:41,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:41,421 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:41,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41 WrapperNode [2019-11-24 20:57:41,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:41,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:41,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:41,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:41,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:41,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:41,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:42,289 INFO L168 Benchmark]: Toolchain (without parser) took 5214.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.2 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,292 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-24 20:57:42,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4354.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.18 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,302 INFO L168 Benchmark]: Boogie Preprocessor took 415.58 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 4354.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 438.18 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 415.58 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...