./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.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_floodmax.4.1.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 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.4.1.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 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:18,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:18,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:18,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:18,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:18,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:18,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:18,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:18,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:18,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:18,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:18,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:18,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:18,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:18,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:18,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:18,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:18,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:18,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:18,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:18,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:18,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:18,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:18,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:18,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:18,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:18,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:18,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:18,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:18,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:18,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:18,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:18,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:18,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:18,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:18,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:18,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:18,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:18,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:18,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:18,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:18,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:18,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:18,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:18,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:18,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:18,374 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:18,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:18,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:18,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:18,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:18,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:18,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:18,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:18,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:18,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:18,383 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:18,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:18,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:18,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:18,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:18,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:18,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:18,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:18,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:18,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:18,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:18,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:18,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:18,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:18,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:18,395 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 -> 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 [2019-11-24 21:22:19,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:19,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:19,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:19,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:19,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:19,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:19,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ea62a90/3330b8fa03e8437680ffc57332e6b54e/FLAG8ee645cf1 [2019-11-24 21:22:20,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:20,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:20,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ea62a90/3330b8fa03e8437680ffc57332e6b54e/FLAG8ee645cf1 [2019-11-24 21:22:20,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ea62a90/3330b8fa03e8437680ffc57332e6b54e [2019-11-24 21:22:20,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:20,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:20,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:20,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:20,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:20,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:20" (1/1) ... [2019-11-24 21:22:20,741 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 09:22:20, skipping insertion in model container [2019-11-24 21:22:20,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:20" (1/1) ... [2019-11-24 21:22:20,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:20,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:21,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:21,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:22,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:22,221 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:22,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22 WrapperNode [2019-11-24 21:22:22,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:22,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:22,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:22,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:22,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:22,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:22,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:22,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:22,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:22" (1/1) ... [2019-11-24 21:22:22,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:22,598 INFO L168 Benchmark]: Toolchain (without parser) took 1879.02 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 967.9 MB in the end (delta: -6.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:22,599 INFO L168 Benchmark]: CDTParser took 1.16 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 21:22:22,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1508.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:22,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.32 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:22,610 INFO L168 Benchmark]: Boogie Preprocessor took 178.58 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:22,625 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 1508.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.32 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.58 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 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 21:22:26,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:26,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:26,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:26,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:26,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:26,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:26,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:26,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:26,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:26,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:26,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:26,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:26,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:26,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:26,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:26,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:26,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:26,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:26,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:26,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:26,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:26,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:26,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:26,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:26,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:26,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:26,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:26,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:26,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:26,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:26,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:26,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:26,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:26,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:26,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:26,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:26,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:26,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:26,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:26,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:26,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:26,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:26,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:26,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:26,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:26,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:26,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:26,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:26,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:26,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:26,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:26,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:26,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:26,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:26,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:26,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:26,767 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:26,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:26,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:26,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:26,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:26,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:26,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:26,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:26,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:26,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:26,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:26,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:26,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:26,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:26,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:26,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:26,779 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 -> 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 [2019-11-24 21:22:27,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:27,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:27,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:27,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:27,492 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:27,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:27,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d228160/47b96e4c9d5e44ca83b2cb76ff410897/FLAG582b1f562 [2019-11-24 21:22:28,923 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:28,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:28,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d228160/47b96e4c9d5e44ca83b2cb76ff410897/FLAG582b1f562 [2019-11-24 21:22:28,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d228160/47b96e4c9d5e44ca83b2cb76ff410897 [2019-11-24 21:22:29,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:29,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:29,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:29,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:29,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:29,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:29, skipping insertion in model container [2019-11-24 21:22:29,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:29,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:30,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:30,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:30,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:30,896 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:30,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30 WrapperNode [2019-11-24 21:22:30,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:30,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:30,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:30,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:30,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:30,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:31,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:31,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:31,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:31,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:31,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:31,355 INFO L168 Benchmark]: Toolchain (without parser) took 2336.90 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 961.1 MB in the end (delta: 590.7 kB). Peak memory consumption was 656.2 kB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,356 INFO L168 Benchmark]: CDTParser took 0.31 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 21:22:31,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1885.03 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.13 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,369 INFO L168 Benchmark]: Boogie Preprocessor took 202.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1885.03 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.13 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...