./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 23:23:09,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:09,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:09,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:09,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:09,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:09,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:09,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:09,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:09,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:09,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:09,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:09,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:09,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:09,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:09,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:09,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:09,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:09,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:09,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:09,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:09,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:09,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:09,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:09,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:09,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:09,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:09,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:09,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:09,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:09,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:09,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:09,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:09,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:09,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:09,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:09,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:09,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:09,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:09,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:09,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:09,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:23:09,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:09,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:09,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:09,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:09,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:09,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:09,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:09,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:23:09,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:09,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:09,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:09,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:09,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:09,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:09,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:09,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:09,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:09,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:09,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:09,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:09,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:09,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:09,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:09,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:09,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:09,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:23:09,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:23:09,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:09,339 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 [2019-11-25 23:23:09,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:09,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:09,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:09,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:09,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:09,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-25 23:23:10,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6623fa28a/662a673be03e4a5b8639c8f9104a33e1/FLAG0800a6037 [2019-11-25 23:23:11,378 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:11,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-25 23:23:11,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6623fa28a/662a673be03e4a5b8639c8f9104a33e1/FLAG0800a6037 [2019-11-25 23:23:11,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6623fa28a/662a673be03e4a5b8639c8f9104a33e1 [2019-11-25 23:23:11,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:11,480 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:11,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:11,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:11,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:11,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca0e6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11, skipping insertion in model container [2019-11-25 23:23:11,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:11,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:12,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:12,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:12,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:12,932 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:12,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12 WrapperNode [2019-11-25 23:23:12,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:12,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:12,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:12,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:12,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:13,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:13,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:13,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:13,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:12" (1/1) ... [2019-11-25 23:23:13,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:13,183 INFO L168 Benchmark]: Toolchain (without parser) took 1699.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -702.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:13,190 INFO L168 Benchmark]: CDTParser took 2.36 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. [2019-11-25 23:23:13,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1454.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:13,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.62 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. [2019-11-25 23:23:13,199 INFO L168 Benchmark]: Boogie Preprocessor took 96.94 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. [2019-11-25 23:23:13,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 1454.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.62 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 96.94 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:23:17,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:17,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:17,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:17,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:17,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:17,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:17,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:17,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:17,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:17,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:17,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:17,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:17,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:17,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:17,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:17,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:17,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:17,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:17,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:17,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:17,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:17,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:17,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:17,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:17,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:17,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:17,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:17,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:17,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:17,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:17,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:17,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:17,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:17,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:17,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:17,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:17,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:17,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:17,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:17,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:17,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:17,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:17,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:17,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:17,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:17,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:17,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:17,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:17,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:17,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:17,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:17,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:17,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:17,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:17,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:17,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:17,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:17,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:17,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:17,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:17,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:17,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:17,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:17,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:17,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:17,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:17,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:17,377 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:17,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:17,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:17,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:17,380 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 [2019-11-25 23:23:17,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:18,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:18,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:18,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:18,020 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:18,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-25 23:23:18,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f7bb6a7/7e4d97f4c5ff4f078eff73c25a8673ab/FLAG655a53d94 [2019-11-25 23:23:19,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:19,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-25 23:23:19,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f7bb6a7/7e4d97f4c5ff4f078eff73c25a8673ab/FLAG655a53d94 [2019-11-25 23:23:19,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f7bb6a7/7e4d97f4c5ff4f078eff73c25a8673ab [2019-11-25 23:23:19,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:19,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:19,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:19,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:19,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:19,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:19" (1/1) ... [2019-11-25 23:23:19,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:19, skipping insertion in model container [2019-11-25 23:23:19,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:19" (1/1) ... [2019-11-25 23:23:19,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:19,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:20,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:20,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:20,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:21,000 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:21,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21 WrapperNode [2019-11-25 23:23:21,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:21,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:21,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:21,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:21,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:21,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:21,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:21,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:21,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:21,259 INFO L168 Benchmark]: Toolchain (without parser) took 1730.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -698.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:21,260 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 23:23:21,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1476.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.17 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. [2019-11-25 23:23:21,276 INFO L168 Benchmark]: Boogie Preprocessor took 86.63 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. [2019-11-25 23:23:21,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1476.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.17 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 86.63 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...