./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:05,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:05,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:05,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:05,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:05,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:05,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:05,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:05,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:05,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:05,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:05,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:05,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:05,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:05,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:05,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:05,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:05,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:05,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:05,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:05,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:05,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:05,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:05,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:05,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:05,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:05,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:05,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:05,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:05,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:05,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:05,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:05,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:05,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:05,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:05,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:05,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:05,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:05,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:05,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:05,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:05,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:05,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:05,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:05,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:05,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:05,299 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:05,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:05,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:05,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:05,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:05,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:05,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:05,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:05,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:05,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:05,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:05,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:05,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:05,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:05,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:05,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:05,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:05,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:05,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:05,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:05,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:05,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:05,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:05,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:05,314 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-27 09:37:05,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:05,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:05,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:05,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:05,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:05,900 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 09:37:06,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e596df639/f654821b0bb84c9ca38ac949aff18c01/FLAGed3098957 [2019-11-27 09:37:07,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:07,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 09:37:07,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e596df639/f654821b0bb84c9ca38ac949aff18c01/FLAGed3098957 [2019-11-27 09:37:07,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e596df639/f654821b0bb84c9ca38ac949aff18c01 [2019-11-27 09:37:07,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:07,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:07,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:07,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:07,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:07,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:07" (1/1) ... [2019-11-27 09:37:07,621 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 27.11 09:37:07, skipping insertion in model container [2019-11-27 09:37:07,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:07" (1/1) ... [2019-11-27 09:37:07,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:07,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:09,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:09,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:10,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:10,100 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:10,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10 WrapperNode [2019-11-27 09:37:10,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:10,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:10,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:10,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:10,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:10,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:10,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:10,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:10,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:10" (1/1) ... [2019-11-27 09:37:10,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:10,856 INFO L168 Benchmark]: Toolchain (without parser) took 3253.13 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 892.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:10,857 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-27 09:37:10,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2506.95 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 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:10,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 362.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:10,867 INFO L168 Benchmark]: Boogie Preprocessor took 376.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:10,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2506.95 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 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 362.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 376.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:14,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:14,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:14,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:14,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:14,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:14,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:14,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:14,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:14,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:14,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:14,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:15,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:15,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:15,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:15,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:15,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:15,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:15,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:15,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:15,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:15,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:15,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:15,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:15,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:15,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:15,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:15,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:15,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:15,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:15,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:15,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:15,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:15,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:15,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:15,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:15,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:15,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:15,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:15,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:15,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:15,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:15,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:15,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:15,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:15,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:15,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:15,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:15,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:15,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:15,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:15,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:15,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:15,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:15,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:15,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:15,153 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:15,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:15,153 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:15,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:15,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:15,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:15,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:15,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:15,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:15,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:15,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:15,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:15,160 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:15,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:15,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:15,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:15,165 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-27 09:37:15,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:15,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:15,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:15,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:15,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:15,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 09:37:15,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a8256a1/d425a03437d4414e8e63a9c3a9b6616a/FLAGfabd1ee0a [2019-11-27 09:37:17,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:17,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 09:37:17,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a8256a1/d425a03437d4414e8e63a9c3a9b6616a/FLAGfabd1ee0a [2019-11-27 09:37:17,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13a8256a1/d425a03437d4414e8e63a9c3a9b6616a [2019-11-27 09:37:17,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:17,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:17,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:17,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:17,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:17,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:17" (1/1) ... [2019-11-27 09:37:17,577 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 27.11 09:37:17, skipping insertion in model container [2019-11-27 09:37:17,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:17" (1/1) ... [2019-11-27 09:37:17,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:17,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:19,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:19,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:20,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:20,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:20,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20 WrapperNode [2019-11-27 09:37:20,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:20,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:20,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:20,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:20,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:20,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:20,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:20,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:20,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:20,893 INFO L168 Benchmark]: Toolchain (without parser) took 3334.85 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 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:20,895 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 09:37:20,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2790.70 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:20,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.24 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:20,904 INFO L168 Benchmark]: Boogie Preprocessor took 238.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:20,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2790.70 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.24 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 238.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...