./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.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_opt-floodmax.3.2.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 b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.2.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 b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:18:53,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:53,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:53,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:53,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:53,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:53,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:53,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:53,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:53,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:53,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:53,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:53,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:53,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:53,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:53,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:53,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:53,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:53,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:53,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:53,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:53,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:53,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:53,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:53,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:53,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:53,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:53,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:53,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:53,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:53,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:53,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:53,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:53,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:53,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:53,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:53,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:53,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:53,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:53,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:53,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:53,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:53,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:53,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:53,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:53,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:53,718 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:53,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:53,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:53,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:53,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:53,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:53,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:53,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:53,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:53,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:53,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:53,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:53,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:53,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:53,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:53,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:53,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:53,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:53,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:53,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:53,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:53,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:53,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:53,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:53,740 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 -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-26 17:18:54,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:54,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:54,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:54,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:54,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:54,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:18:54,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0e3d7a6f/66bd33d054b847ab8daaf3614d3ece03/FLAG79cdf44e3 [2019-11-26 17:18:55,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:55,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:18:55,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0e3d7a6f/66bd33d054b847ab8daaf3614d3ece03/FLAG79cdf44e3 [2019-11-26 17:18:55,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0e3d7a6f/66bd33d054b847ab8daaf3614d3ece03 [2019-11-26 17:18:55,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:55,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:55,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:55,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:55,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:55,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:55" (1/1) ... [2019-11-26 17:18:55,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:55, skipping insertion in model container [2019-11-26 17:18:55,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:55" (1/1) ... [2019-11-26 17:18:55,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:55,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:56,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:56,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:57,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:57,122 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:57,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57 WrapperNode [2019-11-26 17:18:57,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:57,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:57,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:57,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:57,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:57,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:57,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:57,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:57,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:57,405 INFO L168 Benchmark]: Toolchain (without parser) took 1581.80 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 973.8 MB in the end (delta: -12.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:57,406 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:57,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:57,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.36 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:57,417 INFO L168 Benchmark]: Boogie Preprocessor took 132.18 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:57,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1305.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.36 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.18 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:01,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:01,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:01,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:01,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:01,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:01,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:01,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:01,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:01,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:01,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:01,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:01,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:01,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:01,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:01,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:01,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:01,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:01,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:01,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:01,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:01,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:01,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:01,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:01,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:01,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:01,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:01,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:01,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:01,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:01,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:01,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:01,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:01,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:01,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:01,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:01,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:01,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:01,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:01,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:01,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:01,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:01,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:01,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:01,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:01,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:01,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:01,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:01,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:01,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:01,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:01,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:01,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:01,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:01,635 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:01,635 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:01,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:01,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:01,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:01,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:01,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:01,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:01,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:01,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:01,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:01,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:01,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:01,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:01,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:01,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:01,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:01,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:01,646 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 -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-26 17:19:02,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:02,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:02,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:02,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:02,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:02,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:02,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6ec1f23/f050210a2016472bbf5f45ecdae0338f/FLAG0ec6b6b20 [2019-11-26 17:19:03,651 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:03,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:03,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6ec1f23/f050210a2016472bbf5f45ecdae0338f/FLAG0ec6b6b20 [2019-11-26 17:19:03,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6ec1f23/f050210a2016472bbf5f45ecdae0338f [2019-11-26 17:19:03,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:03,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:03,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:03,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:03,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:03,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:03, skipping insertion in model container [2019-11-26 17:19:03,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:03,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:04,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:04,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:05,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:05,196 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:05,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05 WrapperNode [2019-11-26 17:19:05,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:05,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:05,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:05,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:05,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:05,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:05,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:05,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:05,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:05,471 INFO L168 Benchmark]: Toolchain (without parser) took 1732.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:05,473 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:05,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1465.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:05,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.58 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:05,480 INFO L168 Benchmark]: Boogie Preprocessor took 97.03 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:05,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1465.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.58 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.03 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...