./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_szymanski.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/seq-pthread/cs_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 1b5776621f0f3ea7a8c27b01b9ddd2303f095f1d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-pthread/cs_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 1b5776621f0f3ea7a8c27b01b9ddd2303f095f1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:49,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:49,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:49,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:49,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:49,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:49,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:49,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:49,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:49,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:49,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:49,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:49,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:49,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:49,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:49,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:49,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:49,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:49,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:49,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:49,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:49,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:49,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:49,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:49,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:49,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:49,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:49,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:49,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:49,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:49,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:49,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:49,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:49,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:49,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:49,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:49,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:49,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:49,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:49,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:49,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:49,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:49,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:49,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:49,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:49,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:49,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:49,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:49,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:49,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:49,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:49,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:49,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:49,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:49,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:49,643 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:49,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:49,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:49,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:49,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:49,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:49,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:49,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:49,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:49,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:49,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:49,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:49,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:49,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:49,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:49,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:49,652 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 -> 1b5776621f0f3ea7a8c27b01b9ddd2303f095f1d [2019-11-24 21:25:50,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:50,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:50,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:50,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:50,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:50,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_szymanski.i [2019-11-24 21:25:50,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10acb8168/ed7fe35239304db7892e34d7b84fb31e/FLAG54671809b [2019-11-24 21:25:51,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:51,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_szymanski.i [2019-11-24 21:25:51,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10acb8168/ed7fe35239304db7892e34d7b84fb31e/FLAG54671809b [2019-11-24 21:25:51,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10acb8168/ed7fe35239304db7892e34d7b84fb31e [2019-11-24 21:25:51,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:51,830 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:51,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:51,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:51,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:51,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:51,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7825ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51, skipping insertion in model container [2019-11-24 21:25:51,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:51,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:52,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:53,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:53,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:53,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:53,733 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:53,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53 WrapperNode [2019-11-24 21:25:53,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:53,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:53,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:53,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:53,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:53,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:53,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:53,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:53,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:53,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:53,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:53,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:53" (1/1) ... [2019-11-24 21:25:54,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:54,223 INFO L168 Benchmark]: Toolchain (without parser) took 2388.51 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:54,229 INFO L168 Benchmark]: CDTParser took 3.99 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. [2019-11-24 21:25:54,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1891.05 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: 656.3 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:54,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:54,241 INFO L168 Benchmark]: Boogie Preprocessor took 255.33 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:54,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.99 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 1891.05 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: 656.3 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 255.33 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 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 0.1.24-32f2683 [2019-11-24 21:25:58,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:58,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:58,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:58,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:58,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:58,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:58,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:58,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:58,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:58,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:58,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:58,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:58,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:58,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:58,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:58,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:58,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:58,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:58,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:58,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:58,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:58,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:58,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:58,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:58,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:58,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:58,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:58,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:58,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:58,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:58,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:58,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:58,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:58,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:58,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:58,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:58,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:58,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:58,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:58,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:58,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:58,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:58,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:58,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:58,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:58,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:58,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:58,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:58,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:58,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:58,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:58,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:58,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:58,394 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:58,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:58,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:58,396 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:58,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:58,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:58,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:58,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:58,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:58,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:58,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:58,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:58,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:58,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:58,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:58,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:58,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:58,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:58,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:58,409 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 -> 1b5776621f0f3ea7a8c27b01b9ddd2303f095f1d [2019-11-24 21:25:59,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:59,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:59,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:59,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:59,103 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:59,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_szymanski.i [2019-11-24 21:25:59,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f5e220cc/01914c6ba62646b4a9213a71761d9dca/FLAG243ccbcef [2019-11-24 21:26:00,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:00,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_szymanski.i [2019-11-24 21:26:00,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f5e220cc/01914c6ba62646b4a9213a71761d9dca/FLAG243ccbcef [2019-11-24 21:26:00,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f5e220cc/01914c6ba62646b4a9213a71761d9dca [2019-11-24 21:26:00,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:00,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:00,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:00,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:00,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:00,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:00" (1/1) ... [2019-11-24 21:26:00,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:00, skipping insertion in model container [2019-11-24 21:26:00,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:00" (1/1) ... [2019-11-24 21:26:00,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:00,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:02,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:02,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:02,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:02,709 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:02,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02 WrapperNode [2019-11-24 21:26:02,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:02,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:02,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:02,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:02,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:02,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:02,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:02,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:02,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:02,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:03,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:03,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:03,285 INFO L168 Benchmark]: Toolchain (without parser) took 2595.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:03,286 INFO L168 Benchmark]: CDTParser took 2.28 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. [2019-11-24 21:26:03,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2028.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:03,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.98 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:03,298 INFO L168 Benchmark]: Boogie Preprocessor took 284.52 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 943.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:03,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 2028.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.98 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 284.52 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 943.9 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...