./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/pals_floodmax.4.3.ufo.UNBOUNDED.pals.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 66be30329ce5a875d8d31bd46efe6f26bf4e8225 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_floodmax.4.3.ufo.UNBOUNDED.pals.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 66be30329ce5a875d8d31bd46efe6f26bf4e8225 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:22:58,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:58,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:58,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:58,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:58,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:58,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:58,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:58,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:58,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:58,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:58,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:58,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:58,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:58,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:58,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:58,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:58,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:58,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:58,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:58,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:58,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:58,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:58,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:58,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:58,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:58,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:58,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:58,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:58,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:58,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:58,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:58,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:58,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:58,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:58,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:58,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:58,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:58,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:58,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:58,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:58,468 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:58,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:58,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:58,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:58,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:58,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:58,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:58,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:58,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:58,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:58,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:58,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:58,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:58,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:58,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:58,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:58,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:58,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:58,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:58,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:58,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:58,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:58,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:58,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:58,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:58,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:58,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:58,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:58,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:58,528 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 -> 66be30329ce5a875d8d31bd46efe6f26bf4e8225 [2019-11-27 16:22:59,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:59,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:59,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:59,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:59,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:59,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:22:59,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73d232c3/0993d72d2126480b967bd119b1d47299/FLAGbe9c8c79d [2019-11-27 16:23:00,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:00,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:00,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73d232c3/0993d72d2126480b967bd119b1d47299/FLAGbe9c8c79d [2019-11-27 16:23:00,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73d232c3/0993d72d2126480b967bd119b1d47299 [2019-11-27 16:23:00,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:00,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:00,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:00,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:00,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:00,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:00" (1/1) ... [2019-11-27 16:23:00,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:00, skipping insertion in model container [2019-11-27 16:23:00,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:00" (1/1) ... [2019-11-27 16:23:00,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:00,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:01,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:01,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:01,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:01,834 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:01,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01 WrapperNode [2019-11-27 16:23:01,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:01,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:01,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:01,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:01,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:01,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:02,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:02,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:02,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:02,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:01" (1/1) ... [2019-11-27 16:23:02,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:02,205 INFO L168 Benchmark]: Toolchain (without parser) took 1576.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 602.6 kB). Peak memory consumption was 668.2 kB. Max. memory is 12.5 GB. [2019-11-27 16:23:02,211 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:02,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1207.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:02,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:02,221 INFO L168 Benchmark]: Boogie Preprocessor took 188.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 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. [2019-11-27 16:23:02,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1207.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:05,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:05,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:05,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:05,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:06,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:06,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:06,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:06,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:06,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:06,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:06,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:06,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:06,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:06,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:06,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:06,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:06,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:06,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:06,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:06,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:06,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:06,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:06,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:06,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:06,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:06,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:06,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:06,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:06,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:06,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:06,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:06,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:06,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:06,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:06,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:06,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:06,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:06,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:06,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:06,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:06,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:06,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:06,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:06,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:06,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:06,197 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:06,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:06,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:06,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:06,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:06,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:06,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:06,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:06,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:06,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:06,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:06,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:06,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:06,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:06,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:06,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:06,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:06,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:06,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:06,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:06,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:06,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:06,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:06,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:06,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:06,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:06,217 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 -> 66be30329ce5a875d8d31bd46efe6f26bf4e8225 [2019-11-27 16:23:06,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:06,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:06,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:06,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:06,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:06,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:06,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba635f17f/0832040f10974f8e811592d075d2fe6a/FLAG75e873638 [2019-11-27 16:23:08,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:08,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:08,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba635f17f/0832040f10974f8e811592d075d2fe6a/FLAG75e873638 [2019-11-27 16:23:08,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba635f17f/0832040f10974f8e811592d075d2fe6a [2019-11-27 16:23:08,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:08,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:08,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:08,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:08,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:08,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:08" (1/1) ... [2019-11-27 16:23:08,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:08, skipping insertion in model container [2019-11-27 16:23:08,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:08" (1/1) ... [2019-11-27 16:23:08,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:08,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:09,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:09,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:09,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:09,748 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:09,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09 WrapperNode [2019-11-27 16:23:09,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:09,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:09,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:09,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:09,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:09,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:09,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:09,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:09,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:09,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:09,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:09,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:09,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:09,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:10,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:10,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:10,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:09" (1/1) ... [2019-11-27 16:23:10,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:10,137 INFO L168 Benchmark]: Toolchain (without parser) took 1865.23 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 962.7 MB in the end (delta: -982.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:10,138 INFO L168 Benchmark]: CDTParser took 1.19 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 16:23:10,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1482.56 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:10,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.39 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:10,145 INFO L168 Benchmark]: Boogie Preprocessor took 193.39 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:10,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 1482.56 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.39 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.39 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...