./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/pc_sfifo_3.cil.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/systemc/pc_sfifo_3.cil.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 0cd94be4ea5743b633f1f4a5c7ddfdb38e323c6d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/systemc/pc_sfifo_3.cil.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 0cd94be4ea5743b633f1f4a5c7ddfdb38e323c6d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:22:11,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:11,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:11,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:11,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:11,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:11,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:11,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:11,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:11,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:11,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:11,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:11,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:11,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:11,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:11,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:11,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:11,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:11,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:11,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:11,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:11,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:11,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:11,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:11,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:11,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:11,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:11,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:11,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:11,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:11,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:11,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:11,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:11,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:11,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:11,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:11,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:11,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:11,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:11,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:11,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:11,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:11,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:11,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:11,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:11,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:11,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:11,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:11,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:11,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:11,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:11,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:11,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:11,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:11,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:11,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:11,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:11,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:11,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:11,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:11,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:11,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:11,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:11,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:11,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:11,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:11,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:11,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:11,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:11,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:11,743 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 -> 0cd94be4ea5743b633f1f4a5c7ddfdb38e323c6d [2019-11-27 16:22:12,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:12,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:12,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:12,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:12,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:12,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_3.cil.c [2019-11-27 16:22:12,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad93a0c74/f382697901b243a3a31caed2d44e63ac/FLAG12dab2863 [2019-11-27 16:22:13,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:13,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_3.cil.c [2019-11-27 16:22:13,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad93a0c74/f382697901b243a3a31caed2d44e63ac/FLAG12dab2863 [2019-11-27 16:22:13,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad93a0c74/f382697901b243a3a31caed2d44e63ac [2019-11-27 16:22:13,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:13,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:13,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:13,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:13,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:13,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:13" (1/1) ... [2019-11-27 16:22:13,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aafe98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:13, skipping insertion in model container [2019-11-27 16:22:13,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:13" (1/1) ... [2019-11-27 16:22:13,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:13,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:14,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:14,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:14,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:14,870 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:14,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14 WrapperNode [2019-11-27 16:22:14,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:14,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:14,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:14,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:14,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:14,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:15,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:15,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:15,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:15,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:15,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:15,126 INFO L168 Benchmark]: Toolchain (without parser) took 1336.61 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 984.2 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:15,127 INFO L168 Benchmark]: CDTParser took 0.45 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 16:22:15,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1086.49 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 990.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:15,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.50 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:15,149 INFO L168 Benchmark]: Boogie Preprocessor took 104.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:15,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1086.49 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 990.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.50 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. 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 16:22:18,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:18,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:18,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:18,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:19,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:19,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:19,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:19,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:19,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:19,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:19,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:19,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:19,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:19,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:19,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:19,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:19,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:19,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:19,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:19,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:19,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:19,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:19,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:19,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:19,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:19,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:19,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:19,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:19,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:19,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:19,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:19,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:19,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:19,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:19,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:19,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:19,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:19,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:19,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:19,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:19,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:19,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:19,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:19,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:19,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:19,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:19,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:19,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:19,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:19,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:19,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:19,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:19,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:19,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:19,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:19,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:19,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:19,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:19,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:19,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:19,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:19,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:19,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:19,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:19,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:19,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:19,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:19,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:19,219 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:19,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:19,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:19,221 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 -> 0cd94be4ea5743b633f1f4a5c7ddfdb38e323c6d [2019-11-27 16:22:19,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:19,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:19,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:19,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:19,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:19,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_3.cil.c [2019-11-27 16:22:19,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d06d394/34a3d54fa42f420ea03c35aebc7bbf50/FLAG7dc5515e8 [2019-11-27 16:22:21,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:21,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_3.cil.c [2019-11-27 16:22:21,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d06d394/34a3d54fa42f420ea03c35aebc7bbf50/FLAG7dc5515e8 [2019-11-27 16:22:21,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d06d394/34a3d54fa42f420ea03c35aebc7bbf50 [2019-11-27 16:22:21,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:21,172 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:21,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:21,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:21,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:21,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:21" (1/1) ... [2019-11-27 16:22:21,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:21, skipping insertion in model container [2019-11-27 16:22:21,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:21" (1/1) ... [2019-11-27 16:22:21,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:21,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:21,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:22,074 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:22,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:22,276 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:22,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22 WrapperNode [2019-11-27 16:22:22,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:22,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:22,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:22,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:22,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:22,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:22,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:22,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:22,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:22,597 INFO L168 Benchmark]: Toolchain (without parser) took 1422.32 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 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:22,602 INFO L168 Benchmark]: CDTParser took 0.49 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 16:22:22,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1104.93 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:22,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:22,615 INFO L168 Benchmark]: Boogie Preprocessor took 127.68 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:22,625 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1104.93 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.68 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...