./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:33,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:33,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:33,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:33,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:33,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:33,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:33,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:33,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:33,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:33,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:33,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:33,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:33,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:33,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:33,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:33,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:33,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:33,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:33,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:33,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:33,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:33,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:33,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:33,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:33,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:33,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:33,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:33,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:33,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:33,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:33,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:33,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:33,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:33,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:33,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:33,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:33,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:33,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:33,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:33,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:33,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:33,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:33,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:33,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:33,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:33,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:33,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:33,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:33,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:33,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:33,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:33,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:33,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:33,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:33,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:33,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:33,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:33,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:33,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:33,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:33,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:33,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:33,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:33,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:33,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:33,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:33,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:33,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:33,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:33,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-27 10:06:34,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:34,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:34,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:34,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:34,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:34,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:34,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ed902db/d0be899a41004920b75ef7a470aedfda/FLAG7515fde57 [2019-11-27 10:06:35,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:35,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:35,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ed902db/d0be899a41004920b75ef7a470aedfda/FLAG7515fde57 [2019-11-27 10:06:35,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ed902db/d0be899a41004920b75ef7a470aedfda [2019-11-27 10:06:35,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:35,511 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:35,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:35,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:35,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:35,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,537 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 27.11 10:06:35, skipping insertion in model container [2019-11-27 10:06:35,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:35,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:36,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:36,640 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:36,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:36,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:36,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36 WrapperNode [2019-11-27 10:06:36,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:36,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:36,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:36,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:36,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:37,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:37,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:37,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:37,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:37,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:37,215 INFO L168 Benchmark]: Toolchain (without parser) took 1697.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:37,223 INFO L168 Benchmark]: CDTParser took 1.98 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 10:06:37,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1425.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:37,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:37,230 INFO L168 Benchmark]: Boogie Preprocessor took 113.47 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:37,241 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 1425.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.47 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:41,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:41,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:41,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:41,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:41,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:41,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:41,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:41,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:41,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:41,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:41,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:41,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:41,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:41,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:41,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:41,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:41,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:41,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:41,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:41,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:41,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:41,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:41,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:41,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:41,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:41,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:41,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:41,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:41,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:41,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:41,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:41,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:41,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:41,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:41,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:41,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:41,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:41,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:41,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:41,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:41,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:41,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:41,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:41,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:41,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:41,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:41,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:41,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:41,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:41,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:41,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:41,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:41,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:41,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:41,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:41,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:41,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:41,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:41,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:41,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:41,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:41,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:41,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:41,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:41,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:41,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:41,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:41,696 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:41,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:41,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:41,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:41,700 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-27 10:06:42,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:42,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:42,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:42,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:42,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:42,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:42,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a782527/6ea608c92f0341ad9fa8aaa06b8dae34/FLAG2ea8ff3b1 [2019-11-27 10:06:43,656 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:43,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:43,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a782527/6ea608c92f0341ad9fa8aaa06b8dae34/FLAG2ea8ff3b1 [2019-11-27 10:06:44,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a782527/6ea608c92f0341ad9fa8aaa06b8dae34 [2019-11-27 10:06:44,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:44,244 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:44,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:44,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:44,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:44,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44, skipping insertion in model container [2019-11-27 10:06:44,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:44,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:45,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:45,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:45,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:45,708 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:45,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45 WrapperNode [2019-11-27 10:06:45,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:45,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:45,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:45,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:45,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:45,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:45,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:45,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:45,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:45" (1/1) ... [2019-11-27 10:06:45,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:45,992 INFO L168 Benchmark]: Toolchain (without parser) took 1745.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.3 MB in the end (delta: -16.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:45,993 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. [2019-11-27 10:06:46,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1468.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.0 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:46,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:46,005 INFO L168 Benchmark]: Boogie Preprocessor took 110.17 ms. Allocated memory is still 1.0 GB. Free memory was 985.0 MB in the beginning and 979.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:46,018 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 1468.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.0 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.17 ms. Allocated memory is still 1.0 GB. Free memory was 985.0 MB in the beginning and 979.3 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...