./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.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 c816a8d621232ad5c486a4ac0319f2f1c20e405d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_opt-floodmax.4.ufo.UNBOUNDED.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 c816a8d621232ad5c486a4ac0319f2f1c20e405d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:57,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:57,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:57,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:57,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:57,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:57,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:57,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:57,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:57,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:57,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:57,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:57,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:57,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:57,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:57,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:57,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:57,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:57,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:57,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:57,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:57,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:57,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:57,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:57,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:57,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:57,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:57,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:57,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:57,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:57,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:57,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:57,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:57,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:57,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:57,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:57,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:57,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:57,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:57,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:57,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:57,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:57,584 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:57,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:57,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:57,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:57,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:57,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:57,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:57,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:57,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:57,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:57,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:57,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:57,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:57,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:57,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:57,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:57,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:57,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:57,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:57,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:57,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:57,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:57,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:57,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:57,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:57,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:57,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:57,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:57,609 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-27 16:28:58,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:58,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:58,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:58,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:58,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:58,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:58,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bed103be/b41969e22cbd46e09dbb6a17b672ded5/FLAG63c009b36 [2019-11-27 16:28:59,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:59,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:59,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bed103be/b41969e22cbd46e09dbb6a17b672ded5/FLAG63c009b36 [2019-11-27 16:28:59,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bed103be/b41969e22cbd46e09dbb6a17b672ded5 [2019-11-27 16:28:59,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:59,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:59,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:59,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:59,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:59,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59, skipping insertion in model container [2019-11-27 16:28:59,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:59,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:00,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:01,026 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:01,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:01,431 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:01,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01 WrapperNode [2019-11-27 16:29:01,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:01,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:01,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:01,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:01,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:01,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:01,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:01,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:01,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:01,843 INFO L168 Benchmark]: Toolchain (without parser) took 2122.09 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 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,849 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 16:29:01,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1712.26 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,857 INFO L168 Benchmark]: Boogie Preprocessor took 176.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,869 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1712.26 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 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 0.1.24-509859d [2019-11-27 16:29:05,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:05,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:05,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:05,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:05,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:05,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:06,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:06,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:06,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:06,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:06,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:06,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:06,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:06,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:06,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:06,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:06,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:06,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:06,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:06,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:06,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:06,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:06,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:06,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:06,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:06,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:06,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:06,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:06,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:06,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:06,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:06,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:06,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:06,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:06,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:06,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:06,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:06,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:06,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:06,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:06,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:06,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:06,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:06,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:06,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:06,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:06,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:06,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:06,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:06,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:06,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:06,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:06,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:06,191 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:06,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:06,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:06,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:06,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:06,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:06,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:06,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:06,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:06,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:06,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:06,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:06,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:06,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:06,199 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:06,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:06,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:06,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:06,203 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-27 16:29:06,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:06,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:06,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:06,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:06,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:06,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:29:06,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8524dda/161056a78f9a4731b8125a81bfbb55a4/FLAG310842be2 [2019-11-27 16:29:08,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:08,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:29:08,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8524dda/161056a78f9a4731b8125a81bfbb55a4/FLAG310842be2 [2019-11-27 16:29:08,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8524dda/161056a78f9a4731b8125a81bfbb55a4 [2019-11-27 16:29:08,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:08,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:08,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:08,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:08,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:08,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08, skipping insertion in model container [2019-11-27 16:29:08,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:08,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:10,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:10,040 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:10,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:10,637 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:10,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10 WrapperNode [2019-11-27 16:29:10,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:10,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:10,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:10,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:10,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:10,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:10,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:10,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:10,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:11,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:11,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:11,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:11,079 INFO L168 Benchmark]: Toolchain (without parser) took 2445.64 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 956.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:11,081 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. [2019-11-27 16:29:11,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1995.48 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 967.5 MB in the end (delta: -127.3 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:11,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:11,091 INFO L168 Benchmark]: Boogie Preprocessor took 188.78 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 956.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:11,100 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 1995.48 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 967.5 MB in the end (delta: -127.3 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.78 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 956.1 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...