./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87a342443e42eea996f3156c2e33adc2cae64113 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87a342443e42eea996f3156c2e33adc2cae64113 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:25:54,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:54,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:54,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:54,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:54,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:54,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:54,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:54,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:54,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:54,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:54,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:54,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:54,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:54,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:54,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:54,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:54,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:54,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:54,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:54,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:54,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:54,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:54,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:54,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:54,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:54,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:54,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:54,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:54,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:54,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:54,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:54,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:54,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:54,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:54,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:54,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:54,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:54,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:54,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:54,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:54,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:54,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:54,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:54,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:54,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:54,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:54,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:54,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:54,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:54,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:54,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:54,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:54,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:54,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:54,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:54,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:54,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:54,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:54,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:54,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:54,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:54,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:54,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:54,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:54,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:54,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:54,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:54,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:54,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:54,537 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-27 16:25:55,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:55,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:55,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:55,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:55,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:55,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:55,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21feb4d0a/1d89b36176264eed8ddd6d55581c80a3/FLAGbc5609184 [2019-11-27 16:25:56,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:56,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:56,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21feb4d0a/1d89b36176264eed8ddd6d55581c80a3/FLAGbc5609184 [2019-11-27 16:25:56,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21feb4d0a/1d89b36176264eed8ddd6d55581c80a3 [2019-11-27 16:25:56,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:56,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:56,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:56,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:56,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:56,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,676 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 04:25:56, skipping insertion in model container [2019-11-27 16:25:56,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:56,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:57,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:57,900 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:58,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:58,270 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:58,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58 WrapperNode [2019-11-27 16:25:58,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:58,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:58,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:58,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:58,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:58,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:58,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:58,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:58,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:58" (1/1) ... [2019-11-27 16:25:58,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:58,665 INFO L168 Benchmark]: Toolchain (without parser) took 2008.84 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 962.2 MB in the end (delta: -506.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:58,672 INFO L168 Benchmark]: CDTParser took 1.51 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 16:25:58,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1623.82 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:58,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:58,683 INFO L168 Benchmark]: Boogie Preprocessor took 192.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:58,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1623.82 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 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 16:26:02,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:02,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:02,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:02,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:02,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:02,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:02,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:02,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:02,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:02,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:02,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:02,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:02,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:02,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:02,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:02,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:02,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:02,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:02,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:02,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:02,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:02,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:02,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:02,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:02,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:02,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:02,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:02,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:02,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:02,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:02,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:02,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:02,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:02,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:02,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:02,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:02,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:02,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:02,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:02,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:02,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:02,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:02,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:02,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:02,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:02,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:02,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:02,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:02,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:02,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:02,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:02,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:02,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:02,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:02,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:02,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:02,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:02,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:02,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:02,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:02,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:02,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:02,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:02,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:02,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:02,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:02,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:02,846 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:02,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:02,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:02,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:02,851 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-27 16:26:03,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:03,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:03,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:03,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:03,417 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:03,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:03,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b43dec5b/280fa171826145a59bc6db217675c6db/FLAG12530ce1b [2019-11-27 16:26:04,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:04,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:04,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b43dec5b/280fa171826145a59bc6db217675c6db/FLAG12530ce1b [2019-11-27 16:26:04,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b43dec5b/280fa171826145a59bc6db217675c6db [2019-11-27 16:26:04,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:04,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:04,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:04,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:04,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:04,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04, skipping insertion in model container [2019-11-27 16:26:04,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:05,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:06,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:06,345 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:06,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:06,762 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:06,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06 WrapperNode [2019-11-27 16:26:06,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:06,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:06,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:06,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:06,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:06,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:07,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:07,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:07,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:07,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:06" (1/1) ... [2019-11-27 16:26:07,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:07,215 INFO L168 Benchmark]: Toolchain (without parser) took 2286.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:07,217 INFO L168 Benchmark]: CDTParser took 1.64 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 16:26:07,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1839.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:07,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.88 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:07,228 INFO L168 Benchmark]: Boogie Preprocessor took 196.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:07,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1839.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.88 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...