./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-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.4.4.ufo.BOUNDED-8.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 0e605ef5f9edcb39572a100f30abe5b84d678dd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.4.ufo.BOUNDED-8.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 0e605ef5f9edcb39572a100f30abe5b84d678dd1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:07:01,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:01,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:01,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:01,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:01,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:01,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:01,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:01,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:01,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:01,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:01,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:01,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:01,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:01,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:01,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:01,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:01,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:01,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:01,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:01,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:01,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:01,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:01,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:01,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:01,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:01,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:01,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:01,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:01,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:01,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:01,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:01,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:01,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:01,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:01,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:01,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:01,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:01,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:01,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:01,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:01,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:01,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:01,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:01,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:01,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:01,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:01,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:01,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:01,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:01,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:01,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:01,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:01,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:01,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:01,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:01,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:01,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:01,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:01,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:01,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:01,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:01,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:01,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:01,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:01,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:01,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:01,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:01,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:01,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:01,752 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 -> 0e605ef5f9edcb39572a100f30abe5b84d678dd1 [2019-11-27 10:07:02,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:02,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:02,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:02,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:02,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:02,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:07:02,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/685232b37/9a933c0181334983a42b316ef07a8474/FLAG66b9f3cf8 [2019-11-27 10:07:03,874 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:03,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:07:03,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/685232b37/9a933c0181334983a42b316ef07a8474/FLAG66b9f3cf8 [2019-11-27 10:07:03,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/685232b37/9a933c0181334983a42b316ef07a8474 [2019-11-27 10:07:03,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:03,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:03,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:03,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:03,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:03,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:03" (1/1) ... [2019-11-27 10:07:03,974 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 10:07:03, skipping insertion in model container [2019-11-27 10:07:03,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:03" (1/1) ... [2019-11-27 10:07:03,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:04,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:05,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:05,263 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:05,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:05,896 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:05,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05 WrapperNode [2019-11-27 10:07:05,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:05,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:05,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:05,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:05,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:06,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:06,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:06,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:06,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:06,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:06,323 INFO L168 Benchmark]: Toolchain (without parser) took 2365.46 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 10:07:06,325 INFO L168 Benchmark]: CDTParser took 3.58 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 10:07:06,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1942.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 10:07:06,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:06,332 INFO L168 Benchmark]: Boogie Preprocessor took 172.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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 10:07:06,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 1942.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 237.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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-da95e15 [2019-11-27 10:07:10,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:10,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:10,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:10,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:10,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:10,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:10,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:10,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:10,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:10,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:10,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:10,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:10,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:10,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:10,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:10,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:10,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:10,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:10,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:10,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:10,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:10,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:10,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:10,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:10,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:10,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:10,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:10,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:10,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:10,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:10,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:10,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:10,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:10,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:10,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:10,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:10,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:10,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:10,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:10,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:10,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:10,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:10,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:10,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:10,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:10,549 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:10,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:10,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:10,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:10,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:10,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:10,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:10,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:10,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:10,558 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:10,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:10,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:10,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:10,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:10,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:10,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:10,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:10,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:10,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:10,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:10,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:10,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:10,565 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:10,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:10,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:10,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:10,568 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 -> 0e605ef5f9edcb39572a100f30abe5b84d678dd1 [2019-11-27 10:07:11,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:11,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:11,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:11,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:11,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:11,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:07:11,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c53fcc087/e2a060c41b4f4874baf20e6bc92302df/FLAG1be19d420 [2019-11-27 10:07:12,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:12,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:07:12,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c53fcc087/e2a060c41b4f4874baf20e6bc92302df/FLAG1be19d420 [2019-11-27 10:07:12,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c53fcc087/e2a060c41b4f4874baf20e6bc92302df [2019-11-27 10:07:12,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:12,708 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:12,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:12,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:12,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:12,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:12" (1/1) ... [2019-11-27 10:07:12,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:12, skipping insertion in model container [2019-11-27 10:07:12,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:12" (1/1) ... [2019-11-27 10:07:12,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:12,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:14,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:14,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:14,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:14,719 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:14,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14 WrapperNode [2019-11-27 10:07:14,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:14,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:14,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:14,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:14,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:14,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:14,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:14,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:15,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:15,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:15,206 INFO L168 Benchmark]: Toolchain (without parser) took 2495.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.3 MB in the end (delta: 14.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:15,210 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:15,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2009.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:15,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:15,217 INFO L168 Benchmark]: Boogie Preprocessor took 210.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:15,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 2009.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 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...