./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-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.3.ufo.BOUNDED-6.pals.c.v+cfa-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 f5f41c918a7fb03ab5e085aa8f6110c887bf6aff .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.ufo.BOUNDED-6.pals.c.v+cfa-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 f5f41c918a7fb03ab5e085aa8f6110c887bf6aff ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:55,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:55,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:55,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:55,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:55,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:55,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:55,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:55,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:55,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:55,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:55,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:55,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:55,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:55,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:55,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:55,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:55,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:55,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:55,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:55,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:55,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:55,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:55,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:55,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:55,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:55,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:55,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:55,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:55,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:55,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:55,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:55,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:55,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:55,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:55,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:55,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:55,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:55,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:55,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:55,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:55,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:55,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:55,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:55,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:55,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:55,387 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:55,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:55,388 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:55,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:55,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:55,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:55,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:55,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:55,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:55,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:55,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:55,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:55,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:55,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:55,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:55,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:55,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:55,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:55,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:55,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:55,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:55,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:55,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:55,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:55,402 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 -> f5f41c918a7fb03ab5e085aa8f6110c887bf6aff [2019-11-26 17:17:56,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:56,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:56,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:56,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:56,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:56,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:56,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4a76cc8/3185cf2e586546a48c658d25d48982da/FLAG3e7d26d1b [2019-11-26 17:17:57,318 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:57,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:57,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4a76cc8/3185cf2e586546a48c658d25d48982da/FLAG3e7d26d1b [2019-11-26 17:17:57,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4a76cc8/3185cf2e586546a48c658d25d48982da [2019-11-26 17:17:57,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:57,399 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:57,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:57,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:57,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:57,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 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 17:17:57,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:57,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:58,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:58,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,413 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:58,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58 WrapperNode [2019-11-26 17:17:58,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:58,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:58,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:58,427 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 17:17:58,463 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 17:17:58,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:58,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:58,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:58,536 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 17:17:58,537 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 17:17:58,551 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 17:17:58,554 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 17:17:58,563 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 17:17:58,580 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 17:17:58,586 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 17:17:58,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:58,613 INFO L168 Benchmark]: Toolchain (without parser) took 1199.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:58,616 INFO L168 Benchmark]: CDTParser took 1.43 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. [2019-11-26 17:17:58,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1012.27 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 989.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:58,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.12 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:58,627 INFO L168 Benchmark]: Boogie Preprocessor took 70.88 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:58,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 1012.27 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 989.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.12 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.88 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 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 17:18:02,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:02,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:02,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:02,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:02,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:02,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:02,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:02,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:02,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:02,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:02,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:02,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:02,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:02,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:02,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:02,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:02,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:02,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:02,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:02,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:02,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:02,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:02,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:02,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:02,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:02,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:02,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:02,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:02,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:02,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:02,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:02,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:02,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:02,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:02,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:02,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:02,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:02,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:02,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:02,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:02,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:02,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:02,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:02,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:02,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:02,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:02,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:02,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:02,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:02,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:02,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:02,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:02,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:02,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:02,670 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:02,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:02,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:02,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:02,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:02,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:02,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:02,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:02,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:02,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:02,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:02,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:02,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:02,675 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:02,677 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:02,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:02,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:02,679 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 -> f5f41c918a7fb03ab5e085aa8f6110c887bf6aff [2019-11-26 17:18:03,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:03,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:03,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:03,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:03,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:03,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:18:03,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5da1a1bf/f77e748860b64bb2880b7b706d476607/FLAG65b7e8e3a [2019-11-26 17:18:04,633 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:04,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:18:04,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5da1a1bf/f77e748860b64bb2880b7b706d476607/FLAG65b7e8e3a [2019-11-26 17:18:04,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5da1a1bf/f77e748860b64bb2880b7b706d476607 [2019-11-26 17:18:04,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:04,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:04,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:04,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:04,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:04,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04, skipping insertion in model container [2019-11-26 17:18:04,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:04,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:05,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:05,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:05,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:05,728 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:05,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05 WrapperNode [2019-11-26 17:18:05,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:05,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:05,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:05,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:05,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,953 INFO L168 Benchmark]: Toolchain (without parser) took 1234.37 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,956 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 17:18:05,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1010.95 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,964 INFO L168 Benchmark]: Boogie Preprocessor took 102.13 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,974 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1010.95 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.13 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...