./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.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_opt-floodmax.3.2.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 4fc1e09d0a185b5e28aca558590d685af7160ef3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 4fc1e09d0a185b5e28aca558590d685af7160ef3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:37,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:37,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:37,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:37,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:37,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:37,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:37,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:37,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:37,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:37,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:37,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:37,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:37,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:37,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:37,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:37,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:37,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:37,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:37,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:37,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:37,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:37,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:37,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:37,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:37,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:37,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:37,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:37,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:37,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:37,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:37,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:37,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:37,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:37,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:37,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:37,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:37,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:37,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:37,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:37,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:37,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:37,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:37,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:37,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:37,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:37,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:37,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:37,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:37,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:37,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:37,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:37,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:37,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:37,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:37,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:37,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:37,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:37,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:37,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:37,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:37,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:37,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:37,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:37,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:37,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:37,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:37,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:37,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:37,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:37,754 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 -> 4fc1e09d0a185b5e28aca558590d685af7160ef3 [2019-11-27 10:06:38,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:38,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:38,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:38,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:38,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:38,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:38,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e29ac196/e7b58f71c05c432e9f5033bf31e2b801/FLAGd1e1db5ed [2019-11-27 10:06:39,795 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:39,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:39,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e29ac196/e7b58f71c05c432e9f5033bf31e2b801/FLAGd1e1db5ed [2019-11-27 10:06:39,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e29ac196/e7b58f71c05c432e9f5033bf31e2b801 [2019-11-27 10:06:39,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:39,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:39,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:39,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:39,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:39,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:39" (1/1) ... [2019-11-27 10:06:39,915 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 10:06:39, skipping insertion in model container [2019-11-27 10:06:39,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:39" (1/1) ... [2019-11-27 10:06:39,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:40,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:41,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:41,192 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:41,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:41,527 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:41,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41 WrapperNode [2019-11-27 10:06:41,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:41,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:41,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:41,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:41,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:41,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:41,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:41,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:41,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:41,873 INFO L168 Benchmark]: Toolchain (without parser) took 1971.51 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 968.2 MB in the end (delta: -811.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:41,874 INFO L168 Benchmark]: CDTParser took 2.54 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 10:06:41,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1633.49 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 974.0 MB in the end (delta: -6.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:41,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.56 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:41,884 INFO L168 Benchmark]: Boogie Preprocessor took 143.83 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:41,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 1633.49 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 974.0 MB in the end (delta: -6.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.56 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 143.83 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:45,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:45,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:45,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:45,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:45,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:45,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:45,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:45,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:45,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:45,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:45,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:45,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:45,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:45,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:45,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:45,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:45,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:45,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:45,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:45,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:45,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:45,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:45,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:45,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:45,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:45,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:45,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:45,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:45,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:45,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:45,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:45,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:45,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:45,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:45,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:45,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:45,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:45,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:45,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:45,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:45,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:46,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:46,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:46,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:46,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:46,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:46,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:46,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:46,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:46,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:46,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:46,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:46,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:46,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:46,027 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:46,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:46,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:46,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:46,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:46,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:46,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:46,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:46,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:46,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:46,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:46,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:46,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:46,034 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:46,034 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:46,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:46,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:46,038 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 -> 4fc1e09d0a185b5e28aca558590d685af7160ef3 [2019-11-27 10:06:46,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:46,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:46,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:46,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:46,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:46,711 INFO L428 ainManager$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.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:46,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2eac6f8/3d451f87e2354812b938da0434f30a4c/FLAG444e45147 [2019-11-27 10:06:47,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:47,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:48,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2eac6f8/3d451f87e2354812b938da0434f30a4c/FLAG444e45147 [2019-11-27 10:06:48,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2eac6f8/3d451f87e2354812b938da0434f30a4c [2019-11-27 10:06:48,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:48,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:48,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:48,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:48,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:48,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:48" (1/1) ... [2019-11-27 10:06:48,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:48, skipping insertion in model container [2019-11-27 10:06:48,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:48" (1/1) ... [2019-11-27 10:06:48,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:48,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:49,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:49,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:50,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:50,289 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:50,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50 WrapperNode [2019-11-27 10:06:50,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:50,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:50,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:50,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:50,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:50,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:50,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:50,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:50,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:50,644 INFO L168 Benchmark]: Toolchain (without parser) took 2135.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 973.2 MB in the end (delta: -7.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:50,648 INFO L168 Benchmark]: CDTParser took 0.41 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 10:06:50,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1780.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:50,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.23 ms. Allocated memory is still 1.0 GB. Free memory was 984.7 MB in the beginning and 978.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:50,657 INFO L168 Benchmark]: Boogie Preprocessor took 171.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:50,668 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1780.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.23 ms. Allocated memory is still 1.0 GB. Free memory was 984.7 MB in the beginning and 978.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...