./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-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 2a9e6e5e87536d3db2741278a6e9f651efb15ad1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-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 2a9e6e5e87536d3db2741278a6e9f651efb15ad1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:10,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:10,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:10,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:10,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:10,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:10,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:10,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:10,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:10,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:10,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:10,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:10,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:10,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:10,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:10,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:10,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:10,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:10,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:10,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:10,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:10,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:10,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:10,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:10,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:10,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:10,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:10,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:10,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:10,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:10,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:10,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:10,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:10,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:10,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:10,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:10,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:10,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:10,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:10,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:10,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:10,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:10,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:10,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:10,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:10,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:10,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:10,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:10,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:10,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:10,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:10,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:10,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:10,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:10,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:10,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:10,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:10,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:10,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:10,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:10,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:10,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:10,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:10,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:10,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:10,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:10,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:10,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:10,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:10,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:10,576 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 -> 2a9e6e5e87536d3db2741278a6e9f651efb15ad1 [2019-11-27 10:07:11,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:11,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:11,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:11,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:11,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:11,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-27 10:07:11,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3936b28cf/02db519576f24901958875ac6f342382/FLAGa88cd62b8 [2019-11-27 10:07:12,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:12,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-27 10:07:12,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3936b28cf/02db519576f24901958875ac6f342382/FLAGa88cd62b8 [2019-11-27 10:07:12,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3936b28cf/02db519576f24901958875ac6f342382 [2019-11-27 10:07:12,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:12,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:12,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:12,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:12,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:12,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:12" (1/1) ... [2019-11-27 10:07:12,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ad5a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:12, skipping insertion in model container [2019-11-27 10:07:12,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:12" (1/1) ... [2019-11-27 10:07:12,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:13,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:20,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:20,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:24,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:24,613 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:24,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24 WrapperNode [2019-11-27 10:07:24,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:24,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:24,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:24,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:24,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:24,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:25,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:25,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:25,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:25,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:24" (1/1) ... [2019-11-27 10:07:25,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:25,924 INFO L168 Benchmark]: Toolchain (without parser) took 13167.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 835.8 MB in the end (delta: 101.6 MB). Peak memory consumption was 101.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:25,924 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:25,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11864.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 715.0 MB in the end (delta: 222.3 MB). Peak memory consumption was 222.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:25,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 721.87 ms. Allocated memory is still 1.0 GB. Free memory was 715.0 MB in the beginning and 889.0 MB in the end (delta: -174.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:25,931 INFO L168 Benchmark]: Boogie Preprocessor took 575.53 ms. Allocated memory is still 1.0 GB. Free memory was 889.0 MB in the beginning and 835.8 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:25,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 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 11864.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 715.0 MB in the end (delta: 222.3 MB). Peak memory consumption was 222.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 721.87 ms. Allocated memory is still 1.0 GB. Free memory was 715.0 MB in the beginning and 889.0 MB in the end (delta: -174.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 575.53 ms. Allocated memory is still 1.0 GB. Free memory was 889.0 MB in the beginning and 835.8 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:28,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:28,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:28,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:28,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:28,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:28,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:28,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:28,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:28,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:28,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:28,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:28,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:28,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:28,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:28,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:28,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:28,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:28,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:28,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:28,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:28,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:28,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:28,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:28,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:28,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:28,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:28,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:28,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:28,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:28,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:28,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:28,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:28,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:28,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:28,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:28,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:28,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:28,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:28,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:28,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:28,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:28,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:28,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:28,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:28,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:28,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:28,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:28,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:28,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:28,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:28,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:28,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:28,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:28,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:28,792 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:28,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:28,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:28,793 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:28,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:28,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:28,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:28,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:28,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:28,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:28,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:28,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:28,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:28,798 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:28,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:28,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:28,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:28,803 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 -> 2a9e6e5e87536d3db2741278a6e9f651efb15ad1 [2019-11-27 10:07:29,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:29,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:29,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:29,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:29,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:29,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-27 10:07:29,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b269453/45fb98c44f8c44e0bb26aef10b3119d1/FLAG98785626d [2019-11-27 10:07:30,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:30,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-27 10:07:30,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b269453/45fb98c44f8c44e0bb26aef10b3119d1/FLAG98785626d [2019-11-27 10:07:30,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b269453/45fb98c44f8c44e0bb26aef10b3119d1 [2019-11-27 10:07:30,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:30,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:30,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:30,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:30,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:30,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:30" (1/1) ... [2019-11-27 10:07:30,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad782af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:30, skipping insertion in model container [2019-11-27 10:07:30,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:30" (1/1) ... [2019-11-27 10:07:30,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:31,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:39,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:39,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:45,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:45,587 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:45,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45 WrapperNode [2019-11-27 10:07:45,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:45,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:45,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:45,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:45,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:46,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:46,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:46,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:46,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:46,746 INFO L168 Benchmark]: Toolchain (without parser) took 15789.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 776.6 MB in the end (delta: 166.4 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,747 INFO L168 Benchmark]: CDTParser took 1.81 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 10:07:46,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14634.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 898.5 MB in the end (delta: 44.6 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.23 ms. Allocated memory is still 1.0 GB. Free memory was 898.5 MB in the beginning and 837.7 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,753 INFO L168 Benchmark]: Boogie Preprocessor took 641.16 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 776.6 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 14634.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 898.5 MB in the end (delta: 44.6 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.23 ms. Allocated memory is still 1.0 GB. Free memory was 898.5 MB in the beginning and 837.7 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 641.16 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 776.6 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...