./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-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_opt-floodmax.4.4.ufo.UNBOUNDED.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 eb94e049d2ef136c1a5310a022ea691ba8622756 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.4.ufo.UNBOUNDED.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 eb94e049d2ef136c1a5310a022ea691ba8622756 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:28:54,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:54,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:54,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:54,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:54,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:54,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:54,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:54,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:54,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:54,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:54,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:54,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:54,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:54,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:54,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:54,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:54,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:54,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:54,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:54,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:54,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:54,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:54,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:54,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:54,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:54,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:54,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:54,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:54,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:54,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:54,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:54,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:54,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:54,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:54,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:54,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:54,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:54,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:54,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:54,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:54,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:54,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:54,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:54,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:54,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:54,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:54,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:54,918 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:54,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:54,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:54,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:54,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:54,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:54,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:54,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:54,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:54,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:54,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:54,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:54,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:54,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:54,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:54,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:54,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:54,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:54,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:54,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:54,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:54,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:54,933 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 -> eb94e049d2ef136c1a5310a022ea691ba8622756 [2019-11-27 16:28:55,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:55,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:55,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:55,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:55,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:55,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:55,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ddb21beb/00636a7d2d52435ca379ba3363010b33/FLAG2c86b569f [2019-11-27 16:28:57,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:57,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:57,372 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ddb21beb/00636a7d2d52435ca379ba3363010b33/FLAG2c86b569f [2019-11-27 16:28:57,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ddb21beb/00636a7d2d52435ca379ba3363010b33 [2019-11-27 16:28:57,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:57,424 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:57,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:57,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:57,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:57,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57, skipping insertion in model container [2019-11-27 16:28:57,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:57,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:00,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:00,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:02,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:02,866 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:02,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02 WrapperNode [2019-11-27 16:29:02,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:02,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:02,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:02,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:02,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:02,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:03,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:03,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:03,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:03,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:03,436 INFO L168 Benchmark]: Toolchain (without parser) took 6006.08 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 909.7 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,437 INFO L168 Benchmark]: CDTParser took 1.24 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 16:29:03,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5439.75 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 50.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.78 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,448 INFO L168 Benchmark]: Boogie Preprocessor took 264.33 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 5439.75 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 50.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 292.78 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.33 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:07,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:07,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:07,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:07,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:07,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:07,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:07,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:07,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:07,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:07,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:07,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:07,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:07,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:07,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:07,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:07,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:07,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:07,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:07,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:07,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:07,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:07,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:07,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:07,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:07,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:07,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:07,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:07,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:07,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:07,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:07,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:07,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:07,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:07,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:07,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:07,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:07,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:07,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:07,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:07,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:07,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:07,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:07,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:07,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:07,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:07,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:07,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:07,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:07,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:07,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:07,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:07,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:07,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:07,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:07,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:07,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:07,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:07,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:07,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:07,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:07,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:07,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:07,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:07,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:07,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:07,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:07,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:07,647 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:07,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:07,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:07,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:07,649 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 -> eb94e049d2ef136c1a5310a022ea691ba8622756 [2019-11-27 16:29:08,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:08,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:08,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:08,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:08,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:08,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:29:08,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a83c76c9/02f7af969b3e4cd2b43dbeffed646b67/FLAG3886cfe05 [2019-11-27 16:29:09,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:09,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:29:09,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a83c76c9/02f7af969b3e4cd2b43dbeffed646b67/FLAG3886cfe05 [2019-11-27 16:29:10,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a83c76c9/02f7af969b3e4cd2b43dbeffed646b67 [2019-11-27 16:29:10,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:10,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:10,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:10,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:10,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:10,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a94a89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10, skipping insertion in model container [2019-11-27 16:29:10,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:10,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:14,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:14,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:16,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:16,489 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:16,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16 WrapperNode [2019-11-27 16:29:16,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:16,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:16,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:16,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:16,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:16,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:16,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:16,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:16,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:17,116 INFO L168 Benchmark]: Toolchain (without parser) took 6899.96 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 858.2 MB in the end (delta: 103.5 MB). Peak memory consumption was 103.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,117 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 16:29:17,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6266.66 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 886.8 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.96 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 869.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,127 INFO L168 Benchmark]: Boogie Preprocessor took 287.92 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 858.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,137 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 6266.66 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 886.8 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.96 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 869.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.92 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 858.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...