./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-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.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38762425bc9840d71d53bc12f6eaa99574d5c09c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38762425bc9840d71d53bc12f6eaa99574d5c09c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:22:34,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:34,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:34,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:34,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:34,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:34,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:34,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:34,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:34,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:34,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:34,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:34,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:34,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:34,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:34,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:34,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:34,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:34,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:34,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:34,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:34,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:34,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:34,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:34,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:34,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:34,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:34,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:34,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:34,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:34,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:34,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:34,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:34,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:34,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:34,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:34,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:34,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:34,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:34,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:34,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:34,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:34,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:34,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:34,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:34,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:34,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:34,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:34,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:34,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:34,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:34,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:34,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:34,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:34,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:34,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:34,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:34,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:34,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:34,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:34,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:34,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:34,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:34,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:34,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:34,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:34,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:34,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:34,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:34,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:34,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:34,528 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 -> 38762425bc9840d71d53bc12f6eaa99574d5c09c [2019-11-24 21:22:34,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:34,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:34,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:34,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:34,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:34,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:35,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029a7e2e7/0692a78637c248208100b928c5e5e75f/FLAG5db27881f [2019-11-24 21:22:36,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:36,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:36,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029a7e2e7/0692a78637c248208100b928c5e5e75f/FLAG5db27881f [2019-11-24 21:22:36,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029a7e2e7/0692a78637c248208100b928c5e5e75f [2019-11-24 21:22:36,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:36,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:36,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:36,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:36,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:36,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6887f991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:36, skipping insertion in model container [2019-11-24 21:22:36,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:36,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:38,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:39,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:39,192 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:39,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39 WrapperNode [2019-11-24 21:22:39,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:39,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:39,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:39,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:39,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:39,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,540 INFO L168 Benchmark]: Toolchain (without parser) took 2900.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 944.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,541 INFO L168 Benchmark]: CDTParser took 3.82 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 21:22:39,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2548.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 961.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.13 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,551 INFO L168 Benchmark]: Boogie Preprocessor took 151.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.82 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 2548.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 961.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.13 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.4 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 21:22:42,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:42,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:42,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:42,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:42,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:42,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:42,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:42,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:42,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:42,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:42,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:42,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:42,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:42,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:42,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:42,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:42,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:42,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:42,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:42,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:42,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:42,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:42,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:42,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:42,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:42,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:42,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:42,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:42,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:42,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:42,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:42,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:42,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:42,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:42,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:42,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:42,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:42,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:42,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:42,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:42,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:42,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:42,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:42,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:42,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:42,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:42,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:42,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:42,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:42,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:42,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:42,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:42,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:42,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:42,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:42,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:42,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:42,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:42,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:42,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:42,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:42,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:42,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:42,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:42,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:42,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:42,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:42,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:42,422 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:42,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:42,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:42,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:42,424 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 -> 38762425bc9840d71d53bc12f6eaa99574d5c09c [2019-11-24 21:22:42,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:42,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:42,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:42,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:42,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:42,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:42,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ee1fefc/e525a16e535f411fab7b29be5e9c0cbe/FLAG14160a55c [2019-11-24 21:22:43,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:43,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:43,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ee1fefc/e525a16e535f411fab7b29be5e9c0cbe/FLAG14160a55c [2019-11-24 21:22:43,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ee1fefc/e525a16e535f411fab7b29be5e9c0cbe [2019-11-24 21:22:43,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:43,950 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:43,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:43,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:43,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:43,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112d78c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43, skipping insertion in model container [2019-11-24 21:22:43,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:44,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:45,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:45,761 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:46,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:46,637 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:46,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46 WrapperNode [2019-11-24 21:22:46,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:46,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:46,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:46,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:46,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:46,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:46,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:46,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:46,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:47,003 INFO L168 Benchmark]: Toolchain (without parser) took 3049.18 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 903.2 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,004 INFO L168 Benchmark]: CDTParser took 1.08 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 21:22:47,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2688.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.4 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.11 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,010 INFO L168 Benchmark]: Boogie Preprocessor took 168.76 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 903.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 2688.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.4 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.11 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.76 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 903.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...