./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/17_szymanski.i --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/pthread-ext/17_szymanski.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 163d317c9aa89a15ed49ae50938a3120a9d146c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-ext/17_szymanski.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 163d317c9aa89a15ed49ae50938a3120a9d146c8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:30:05,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:05,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:05,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:05,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:05,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:05,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:05,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:05,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:05,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:05,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:05,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:05,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:05,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:05,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:05,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:05,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:05,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:05,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:05,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:05,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:05,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:05,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:05,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:05,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:05,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:05,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:05,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:05,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:05,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:05,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:05,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:05,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:05,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:05,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:05,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:05,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:05,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:05,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:05,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:05,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:05,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:30:05,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:05,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:05,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:05,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:05,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:05,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:05,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:05,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:30:05,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:05,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:05,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:05,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:05,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:05,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:05,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:05,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:05,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:05,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:05,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:05,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:05,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:05,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:05,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:05,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:05,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:05,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:30:05,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:30:05,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:05,209 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 -> 163d317c9aa89a15ed49ae50938a3120a9d146c8 [2019-11-27 16:30:05,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:05,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:05,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:05,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:05,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:05,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/17_szymanski.i [2019-11-27 16:30:05,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefeab422/ea06797285ce4e299912d2132872fb2a/FLAG0ff1d15c8 [2019-11-27 16:30:06,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:06,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/17_szymanski.i [2019-11-27 16:30:06,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefeab422/ea06797285ce4e299912d2132872fb2a/FLAG0ff1d15c8 [2019-11-27 16:30:06,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefeab422/ea06797285ce4e299912d2132872fb2a [2019-11-27 16:30:06,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:06,824 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:06,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:06,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:06,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:06,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:06" (1/1) ... [2019-11-27 16:30:06,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135f51fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:06, skipping insertion in model container [2019-11-27 16:30:06,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:06" (1/1) ... [2019-11-27 16:30:06,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:06,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:07,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:07,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:07,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:07,834 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:07,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07 WrapperNode [2019-11-27 16:30:07,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:07,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:07,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:07,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:07,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:07,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:07,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:07,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:07,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:07,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:07" (1/1) ... [2019-11-27 16:30:08,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:08,014 INFO L168 Benchmark]: Toolchain (without parser) took 1188.98 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:08,018 INFO L168 Benchmark]: CDTParser took 0.22 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 16:30:08,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1015.47 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 16:30:08,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.81 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 16:30:08,025 INFO L168 Benchmark]: Boogie Preprocessor took 79.85 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 16:30:08,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1015.47 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 87.81 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 79.85 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. 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 16:30:10,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:10,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:10,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:10,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:10,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:10,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:10,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:10,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:10,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:10,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:10,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:10,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:10,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:10,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:10,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:10,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:10,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:10,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:10,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:10,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:10,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:10,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:10,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:10,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:10,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:10,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:10,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:10,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:10,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:10,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:10,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:10,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:10,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:10,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:10,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:10,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:10,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:10,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:10,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:10,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:10,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:30:10,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:10,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:10,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:10,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:10,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:10,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:10,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:10,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:10,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:10,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:10,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:10,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:10,931 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:30:10,931 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:30:10,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:10,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:10,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:10,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:10,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:10,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:10,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:10,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:10,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:10,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:10,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:10,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:10,936 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:30:10,937 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:30:10,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:10,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:30:10,938 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 -> 163d317c9aa89a15ed49ae50938a3120a9d146c8 [2019-11-27 16:30:11,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:11,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:11,406 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:11,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:11,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:11,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/17_szymanski.i [2019-11-27 16:30:11,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b8bfd27/57dc487c976c4e28a863d5a07a6e9ce4/FLAGc03bfb0fd [2019-11-27 16:30:12,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:12,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/17_szymanski.i [2019-11-27 16:30:12,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b8bfd27/57dc487c976c4e28a863d5a07a6e9ce4/FLAGc03bfb0fd [2019-11-27 16:30:12,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b8bfd27/57dc487c976c4e28a863d5a07a6e9ce4 [2019-11-27 16:30:12,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:12,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:12,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:12,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:12,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:12,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:12" (1/1) ... [2019-11-27 16:30:12,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2af7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:12, skipping insertion in model container [2019-11-27 16:30:12,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:12" (1/1) ... [2019-11-27 16:30:12,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:12,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:13,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:13,347 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:13,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:13,563 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:13,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13 WrapperNode [2019-11-27 16:30:13,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:13,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:13,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:13,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:13,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:13,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:13,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:13,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:13,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:13" (1/1) ... [2019-11-27 16:30:13,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:13,744 INFO L168 Benchmark]: Toolchain (without parser) took 1186.83 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 961.0 MB in the end (delta: 706.5 kB). Peak memory consumption was 772.0 kB. Max. memory is 12.5 GB. [2019-11-27 16:30:13,745 INFO L168 Benchmark]: CDTParser took 0.25 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 16:30:13,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1001.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:13,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.82 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 16:30:13,751 INFO L168 Benchmark]: Boogie Preprocessor took 80.87 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 16:30:13,763 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1001.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.82 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 80.87 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...