./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.6.1.ufo.UNBOUNDED.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 41fcea261adef3701f98a812ff276e65e99131d2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.1.ufo.UNBOUNDED.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 41fcea261adef3701f98a812ff276e65e99131d2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:06,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:06,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:06,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:06,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:06,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:06,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:06,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:06,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:06,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:06,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:06,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:06,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:06,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:06,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:06,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:06,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:06,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:06,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:06,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:06,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:06,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:06,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:06,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:06,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:06,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:06,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:06,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:06,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:06,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:06,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:06,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:06,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:06,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:06,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:06,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:06,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:06,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:06,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:06,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:06,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:06,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:06,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:06,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:06,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:06,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:06,630 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:06,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:06,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:06,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:06,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:06,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:06,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:06,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:06,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:06,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:06,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:06,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:06,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:06,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:06,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:06,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:06,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:06,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:06,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:06,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:06,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:06,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:06,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:06,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:06,644 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 -> 41fcea261adef3701f98a812ff276e65e99131d2 [2019-11-27 10:06:07,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:07,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:07,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:07,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:07,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:07,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:07,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7409a18/91f5d62e555c4a6594369b364cd303e6/FLAGb9713b4ce [2019-11-27 10:06:08,589 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:08,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:08,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7409a18/91f5d62e555c4a6594369b364cd303e6/FLAGb9713b4ce [2019-11-27 10:06:08,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7409a18/91f5d62e555c4a6594369b364cd303e6 [2019-11-27 10:06:08,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:08,687 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:08,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:08,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:08,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:08,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:08" (1/1) ... [2019-11-27 10:06:08,709 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 27.11 10:06:08, skipping insertion in model container [2019-11-27 10:06:08,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:08" (1/1) ... [2019-11-27 10:06:08,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:08,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:09,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:09,821 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:10,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:10,169 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:10,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10 WrapperNode [2019-11-27 10:06:10,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:10,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:10,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:10,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:10,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:10,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:10,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:10,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:10,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:10" (1/1) ... [2019-11-27 10:06:10,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:10,447 INFO L168 Benchmark]: Toolchain (without parser) took 1750.62 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:10,450 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:10,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.70 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:10,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:10,459 INFO L168 Benchmark]: Boogie Preprocessor took 107.45 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:10,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1479.70 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.45 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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-da95e15 [2019-11-27 10:06:14,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:14,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:14,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:14,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:14,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:14,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:14,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:14,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:14,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:14,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:14,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:14,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:14,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:14,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:14,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:14,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:14,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:14,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:14,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:14,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:14,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:14,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:14,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:14,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:14,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:14,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:14,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:14,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:14,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:14,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:14,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:14,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:14,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:14,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:14,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:14,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:14,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:14,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:14,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:14,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:14,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:14,465 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:14,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:14,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:14,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:14,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:14,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:14,474 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:14,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:14,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:14,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:14,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:14,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:14,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:14,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:14,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:14,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:14,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:14,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:14,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:14,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:14,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:14,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:14,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:14,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:14,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:14,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:14,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:14,489 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:14,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:14,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:14,494 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 -> 41fcea261adef3701f98a812ff276e65e99131d2 [2019-11-27 10:06:15,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:15,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:15,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:15,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:15,043 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:15,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:15,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19e604af/ccb7e0e7d1b845dba0782b146476db09/FLAG8cd9a0368 [2019-11-27 10:06:16,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:16,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:16,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19e604af/ccb7e0e7d1b845dba0782b146476db09/FLAG8cd9a0368 [2019-11-27 10:06:16,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19e604af/ccb7e0e7d1b845dba0782b146476db09 [2019-11-27 10:06:16,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:16,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:16,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:16,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:16,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:16,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,510 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 27.11 10:06:16, skipping insertion in model container [2019-11-27 10:06:16,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:16,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:17,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:17,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:17,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:17,842 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:17,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17 WrapperNode [2019-11-27 10:06:17,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:17,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:17,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:17,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:17,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:17,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:18,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:18,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:18,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:18,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:17" (1/1) ... [2019-11-27 10:06:18,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:18,227 INFO L168 Benchmark]: Toolchain (without parser) took 1732.68 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 962.8 MB in the end (delta: -1.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:18,229 INFO L168 Benchmark]: CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:18,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1353.24 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 974.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:18,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.24 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 968.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:18,241 INFO L168 Benchmark]: Boogie Preprocessor took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 968.5 MB in the beginning and 962.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:18,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 1353.24 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 974.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.24 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 968.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 968.5 MB in the beginning and 962.8 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...