./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem11_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 d4fc65ef25b30818fd1841f3cfc924fa7d058e0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_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 d4fc65ef25b30818fd1841f3cfc924fa7d058e0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:55,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:55,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:55,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:55,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:55,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:55,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:56,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:56,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:56,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:56,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:56,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:56,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:56,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:56,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:56,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:56,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:56,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:56,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:56,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:56,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:56,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:56,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:56,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:56,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:56,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:56,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:56,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:56,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:56,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:56,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:56,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:56,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:56,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:56,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:56,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:56,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:56,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:56,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:56,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:56,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:56,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:56,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:56,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:56,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:56,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:56,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:56,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:56,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:56,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:56,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:56,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:56,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:56,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:56,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:56,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:56,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:56,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:56,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:56,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:56,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:56,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:56,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:56,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:56,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:56,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:56,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:56,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:56,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:56,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:56,207 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 -> d4fc65ef25b30818fd1841f3cfc924fa7d058e0c [2019-11-27 15:54:56,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:56,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:56,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:56,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:56,772 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:56,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 15:54:56,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa292fcc/b048beac2c4d419d88453718974815f0/FLAGf2f0319b1 [2019-11-27 15:54:58,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:58,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 15:54:58,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa292fcc/b048beac2c4d419d88453718974815f0/FLAGf2f0319b1 [2019-11-27 15:54:58,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa292fcc/b048beac2c4d419d88453718974815f0 [2019-11-27 15:54:58,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:58,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:58,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:58,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:58,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:58,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58, skipping insertion in model container [2019-11-27 15:54:58,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:58,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:59,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:59,686 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:00,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:00,116 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:00,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00 WrapperNode [2019-11-27 15:55:00,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:00,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:00,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:00,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:00,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:00,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,629 INFO L168 Benchmark]: Toolchain (without parser) took 2347.81 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 920.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,630 INFO L168 Benchmark]: CDTParser took 0.37 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 15:55:00,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1844.31 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 949.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 931.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,639 INFO L168 Benchmark]: Boogie Preprocessor took 213.33 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 920.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,649 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1844.31 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 949.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 931.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.33 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 920.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:55:04,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:04,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:04,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:04,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:04,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:04,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:04,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:04,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:04,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:04,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:04,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:04,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:04,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:04,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:04,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:04,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:04,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:04,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:04,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:04,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:04,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:04,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:04,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:04,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:04,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:04,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:04,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:04,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:04,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:04,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:04,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:04,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:04,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:04,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:04,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:04,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:04,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:04,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:04,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:04,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:04,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:04,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:04,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:04,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:04,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:04,702 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:04,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:04,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:04,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:04,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:04,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:04,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:04,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:04,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:04,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:04,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:04,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:04,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:04,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:04,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:04,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:04,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:04,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:04,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:04,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:04,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:04,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:04,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:04,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:04,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:04,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:04,721 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 -> d4fc65ef25b30818fd1841f3cfc924fa7d058e0c [2019-11-27 15:55:05,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:05,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:05,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:05,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:05,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:05,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 15:55:05,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cca43d5/fb57f77be5dc4175af366471031fbbaa/FLAG0c71c157d [2019-11-27 15:55:06,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:06,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 15:55:06,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cca43d5/fb57f77be5dc4175af366471031fbbaa/FLAG0c71c157d [2019-11-27 15:55:06,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cca43d5/fb57f77be5dc4175af366471031fbbaa [2019-11-27 15:55:06,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:06,880 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:06,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:06,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:06,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:06,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06, skipping insertion in model container [2019-11-27 15:55:06,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:07,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:08,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:08,531 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:08,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:08,974 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:08,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08 WrapperNode [2019-11-27 15:55:08,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:08,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:08,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:08,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:09,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:09,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:09,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:09,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:09,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:09,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:09,503 INFO L168 Benchmark]: Toolchain (without parser) took 2618.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 916.2 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,504 INFO L168 Benchmark]: CDTParser took 2.94 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. [2019-11-27 15:55:09,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2099.33 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.61 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,514 INFO L168 Benchmark]: Boogie Preprocessor took 253.59 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 2099.33 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.61 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 253.59 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...