./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i --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/pthread-nondet/nondet-loop-bound-1.i -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 18f8c11d6085f6594f0f2021411e68b8ac706f42 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pthread-nondet/nondet-loop-bound-1.i -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 18f8c11d6085f6594f0f2021411e68b8ac706f42 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:18:12,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:18:12,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:18:12,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:18:12,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:18:12,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:18:12,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:18:12,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:18:12,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:18:12,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:18:12,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:18:12,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:18:12,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:18:12,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:18:12,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:18:12,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:18:12,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:18:12,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:18:12,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:18:12,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:18:13,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:18:13,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:18:13,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:18:13,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:18:13,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:18:13,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:18:13,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:18:13,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:18:13,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:18:13,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:18:13,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:18:13,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:18:13,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:18:13,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:18:13,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:18:13,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:18:13,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:18:13,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:18:13,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:18:13,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:18:13,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:18:13,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:18:13,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:18:13,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:18:13,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:18:13,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:18:13,113 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:18:13,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:18:13,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:18:13,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:18:13,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:18:13,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:18:13,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:18:13,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:18:13,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:18:13,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:18:13,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:18:13,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:18:13,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:18:13,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:18:13,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:18:13,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:18:13,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:18:13,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:18:13,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:18:13,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:18:13,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:18:13,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:18:13,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:18:13,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:18:13,131 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 -> 18f8c11d6085f6594f0f2021411e68b8ac706f42 [2019-11-27 10:18:13,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:18:13,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:18:13,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:18:13,744 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:18:13,747 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:18:13,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-27 10:18:13,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa26b056f/a979fa55b2284efbbf4179bc7ae249be/FLAG7ed1872d7 [2019-11-27 10:18:15,114 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:18:15,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-27 10:18:15,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa26b056f/a979fa55b2284efbbf4179bc7ae249be/FLAG7ed1872d7 [2019-11-27 10:18:15,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa26b056f/a979fa55b2284efbbf4179bc7ae249be [2019-11-27 10:18:15,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:18:15,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:18:15,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:15,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:18:15,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:18:15,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:15" (1/1) ... [2019-11-27 10:18:15,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1144e865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:15, skipping insertion in model container [2019-11-27 10:18:15,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:15" (1/1) ... [2019-11-27 10:18:15,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:18:15,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:18:16,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:16,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:18:16,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:16,662 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:18:16,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16 WrapperNode [2019-11-27 10:18:16,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:16,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:16,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:18:16,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:18:16,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:16,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:18:16,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:18:16,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:18:16,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:18:16,878 INFO L168 Benchmark]: Toolchain (without parser) took 1656.97 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:18:16,880 INFO L168 Benchmark]: CDTParser took 2.31 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 10:18:16,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.25 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:16,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.72 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:18:16,889 INFO L168 Benchmark]: Boogie Preprocessor took 98.55 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:16,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 1449.25 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.72 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.55 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:18:20,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:18:20,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:18:20,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:18:20,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:18:20,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:18:20,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:18:20,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:18:20,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:18:20,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:18:20,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:18:20,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:18:20,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:18:20,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:18:20,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:18:20,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:18:20,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:18:20,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:18:20,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:18:21,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:18:21,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:18:21,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:18:21,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:18:21,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:18:21,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:18:21,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:18:21,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:18:21,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:18:21,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:18:21,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:18:21,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:18:21,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:18:21,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:18:21,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:18:21,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:18:21,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:18:21,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:18:21,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:18:21,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:18:21,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:18:21,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:18:21,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:18:21,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:18:21,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:18:21,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:18:21,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:18:21,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:18:21,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:18:21,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:18:21,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:18:21,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:18:21,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:18:21,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:18:21,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:18:21,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:18:21,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:18:21,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:18:21,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:18:21,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:18:21,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:18:21,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:18:21,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:18:21,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:18:21,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:18:21,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:18:21,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:18:21,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:18:21,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:18:21,132 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:18:21,133 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:18:21,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:18:21,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:18:21,137 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 -> 18f8c11d6085f6594f0f2021411e68b8ac706f42 [2019-11-27 10:18:21,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:18:21,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:18:21,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:18:21,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:18:21,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:18:21,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-27 10:18:21,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02de7a60/b48acc84e7224ebdaf78d0d4ad1c180c/FLAGa40c63ac3 [2019-11-27 10:18:23,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:18:23,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-27 10:18:23,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02de7a60/b48acc84e7224ebdaf78d0d4ad1c180c/FLAGa40c63ac3 [2019-11-27 10:18:23,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02de7a60/b48acc84e7224ebdaf78d0d4ad1c180c [2019-11-27 10:18:23,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:18:23,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:18:23,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:23,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:18:23,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:18:23,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:23" (1/1) ... [2019-11-27 10:18:23,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cc5cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:23, skipping insertion in model container [2019-11-27 10:18:23,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:23" (1/1) ... [2019-11-27 10:18:23,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:18:23,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:18:24,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:24,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:18:24,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:24,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:18:24,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24 WrapperNode [2019-11-27 10:18:24,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:24,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:24,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:18:24,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:18:24,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:25,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:18:25,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:18:25,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:18:25,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:24" (1/1) ... [2019-11-27 10:18:25,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:18:25,183 INFO L168 Benchmark]: Toolchain (without parser) took 1618.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:25,185 INFO L168 Benchmark]: CDTParser took 1.62 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 10:18:25,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1391.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.7 MB in the end (delta: -737.3 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:25,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:18:25,199 INFO L168 Benchmark]: Boogie Preprocessor took 84.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:25,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 1391.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.7 MB in the end (delta: -737.3 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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...