./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0527c65321c0e51cd9e2ea1a036c6f8380052de9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0527c65321c0e51cd9e2ea1a036c6f8380052de9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:13,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:13,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:13,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:13,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:13,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:13,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:13,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:13,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:13,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:13,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:13,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:13,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:13,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:13,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:13,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:13,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:13,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:13,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:13,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:13,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:13,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:13,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:13,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:13,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:13,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:13,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:13,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:13,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:13,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:13,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:13,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:13,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:13,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:13,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:13,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:13,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:13,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:13,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:13,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:13,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:13,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:13,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:13,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:13,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:13,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:13,976 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:13,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:13,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:13,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:13,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:13,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:13,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:13,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:13,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:13,984 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:13,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:13,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:13,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:13,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:13,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:13,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:13,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:13,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:13,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:13,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:13,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:13,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:13,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:13,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:13,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:13,992 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 -> 0527c65321c0e51cd9e2ea1a036c6f8380052de9 [2019-11-24 21:25:14,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:14,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:14,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:14,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:14,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:14,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:14,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e010837e5/e74b53f5aa4c47f9bb0aa28d7e7edc80/FLAG0e96664bc [2019-11-24 21:25:16,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:16,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:16,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e010837e5/e74b53f5aa4c47f9bb0aa28d7e7edc80/FLAG0e96664bc [2019-11-24 21:25:16,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e010837e5/e74b53f5aa4c47f9bb0aa28d7e7edc80 [2019-11-24 21:25:16,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:16,136 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:16,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:16,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:16,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:16,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,163 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 24.11 09:25:16, skipping insertion in model container [2019-11-24 21:25:16,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:16,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:17,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:17,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:18,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:18,109 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:18,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18 WrapperNode [2019-11-24 21:25:18,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:18,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:18,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:18,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:18,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:18,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:18,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:18,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:18,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:18,520 INFO L168 Benchmark]: Toolchain (without parser) took 2380.90 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 960.7 MB in the end (delta: 960.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,523 INFO L168 Benchmark]: CDTParser took 2.25 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. [2019-11-24 21:25:18,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1973.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,534 INFO L168 Benchmark]: Boogie Preprocessor took 173.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 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 1973.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:22,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:22,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:22,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:22,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:22,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:22,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:22,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:22,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:22,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:22,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:22,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:22,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:22,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:22,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:22,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:22,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:22,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:22,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:22,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:22,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:22,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:22,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:22,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:22,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:22,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:22,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:22,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:22,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:22,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:22,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:22,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:22,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:22,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:22,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:22,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:22,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:22,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:22,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:22,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:22,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:22,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:22,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:22,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:22,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:22,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:22,755 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:22,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:22,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:22,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:22,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:22,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:22,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:22,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:22,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:22,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:22,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:22,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:22,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:22,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:22,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:22,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:22,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:22,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:22,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:22,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:22,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:22,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:22,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:22,771 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:22,773 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:22,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:22,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:22,775 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 -> 0527c65321c0e51cd9e2ea1a036c6f8380052de9 [2019-11-24 21:25:23,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:23,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:23,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:23,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:23,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:23,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:23,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfbe8093a/ad72f196ffdf4c3dab20d21c9789c4c6/FLAGfe8860b69 [2019-11-24 21:25:24,890 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:24,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:24,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfbe8093a/ad72f196ffdf4c3dab20d21c9789c4c6/FLAGfe8860b69 [2019-11-24 21:25:24,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfbe8093a/ad72f196ffdf4c3dab20d21c9789c4c6 [2019-11-24 21:25:24,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:24,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:24,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:24,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:24,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:25,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:24" (1/1) ... [2019-11-24 21:25:25,011 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 24.11 09:25:25, skipping insertion in model container [2019-11-24 21:25:25,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:24" (1/1) ... [2019-11-24 21:25:25,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:25,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:26,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:26,380 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:26,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:26,863 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:26,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26 WrapperNode [2019-11-24 21:25:26,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:26,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:26,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:26,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:26,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:26,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:27,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:27,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:27,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:27,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:26" (1/1) ... [2019-11-24 21:25:27,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:27,303 INFO L168 Benchmark]: Toolchain (without parser) took 2315.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 949.6 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:27,310 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-24 21:25:27,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1877.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:27,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:27,317 INFO L168 Benchmark]: Boogie Preprocessor took 181.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:27,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1877.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...