./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7545880c71ee9444e92280c3933fb460ecd57ed5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7545880c71ee9444e92280c3933fb460ecd57ed5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:46,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:46,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:46,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:46,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:46,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:46,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:46,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:46,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:46,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:46,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:46,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:46,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:46,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:46,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:46,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:46,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:46,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:46,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:46,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:46,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:46,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:46,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:46,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:46,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:46,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:46,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:46,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:46,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:46,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:46,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:46,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:46,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:46,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:46,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:46,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:46,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:46,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:46,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:46,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:46,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:46,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:46,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:46,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:46,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:46,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:46,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:46,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:46,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:46,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:46,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:46,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:46,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:46,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:46,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:46,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:46,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:46,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:46,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:46,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:46,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:46,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:46,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:46,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:46,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:46,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:46,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:46,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:46,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:46,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:46,566 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 -> 7545880c71ee9444e92280c3933fb460ecd57ed5 [2019-11-26 17:17:47,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:47,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:47,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:47,255 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:47,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:47,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-26 17:17:47,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29897a83a/3b711536aa5f4a7190e3f60d8d5ef4f7/FLAG225efd858 [2019-11-26 17:17:48,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:48,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-26 17:17:48,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29897a83a/3b711536aa5f4a7190e3f60d8d5ef4f7/FLAG225efd858 [2019-11-26 17:17:48,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29897a83a/3b711536aa5f4a7190e3f60d8d5ef4f7 [2019-11-26 17:17:48,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:48,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:48,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:48,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:48,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:48,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:48" (1/1) ... [2019-11-26 17:17:48,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:48, skipping insertion in model container [2019-11-26 17:17:48,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:48" (1/1) ... [2019-11-26 17:17:48,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:48,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:49,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:50,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:50,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:50,379 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:50,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50 WrapperNode [2019-11-26 17:17:50,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:50,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:50,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:50,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:50,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:50,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:50,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:50,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:50,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:50,693 INFO L168 Benchmark]: Toolchain (without parser) took 1976.31 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. [2019-11-26 17:17:50,700 INFO L168 Benchmark]: CDTParser took 2.58 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. [2019-11-26 17:17:50,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1666.99 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:50,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:50,710 INFO L168 Benchmark]: Boogie Preprocessor took 138.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:50,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1666.99 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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 0.1.24-025d5a2 [2019-11-26 17:17:54,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:54,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:54,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:54,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:54,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:54,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:54,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:54,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:54,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:54,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:54,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:54,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:54,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:54,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:54,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:54,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:54,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:54,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:54,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:54,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:54,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:54,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:54,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:54,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:54,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:54,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:54,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:54,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:54,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:54,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:54,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:54,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:54,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:54,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:54,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:54,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:54,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:54,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:54,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:54,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:54,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:54,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:54,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:54,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:54,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:54,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:54,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:54,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:54,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:54,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:54,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:54,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:54,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:54,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:54,906 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:54,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:54,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:54,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:54,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:54,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:54,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:54,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:54,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:54,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:54,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:54,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:54,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:54,912 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:54,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:54,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:54,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:54,917 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 -> 7545880c71ee9444e92280c3933fb460ecd57ed5 [2019-11-26 17:17:55,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:55,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:55,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:55,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:55,533 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:55,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-26 17:17:55,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e710c1b2b/be8bf42369254bb5a71a24c76476feb5/FLAG363a71661 [2019-11-26 17:17:56,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:56,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-26 17:17:56,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e710c1b2b/be8bf42369254bb5a71a24c76476feb5/FLAG363a71661 [2019-11-26 17:17:57,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e710c1b2b/be8bf42369254bb5a71a24c76476feb5 [2019-11-26 17:17:57,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:57,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:57,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:57,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:57,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:57,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:57, skipping insertion in model container [2019-11-26 17:17:57,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:57,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:58,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,430 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:58,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,869 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:58,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58 WrapperNode [2019-11-26 17:17:58,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:58,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:58,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:58,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:59,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:59,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:59,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:59,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:59,199 INFO L168 Benchmark]: Toolchain (without parser) took 2175.81 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 961.3 MB in the end (delta: 425.4 kB). Peak memory consumption was 490.9 kB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,204 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 17:17:59,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1843.21 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.79 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,210 INFO L168 Benchmark]: Boogie Preprocessor took 167.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1843.21 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.79 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 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...