./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-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_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-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 38080a42d3bc8b75f91fa94106eb0b9d7fadf20f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-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 38080a42d3bc8b75f91fa94106eb0b9d7fadf20f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:27:51,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:51,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:51,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:51,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:51,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:51,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:51,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:51,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:51,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:51,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:51,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:51,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:51,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:51,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:51,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:51,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:51,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:51,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:51,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:51,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:51,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:51,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:51,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:51,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:51,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:51,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:51,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:51,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:51,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:51,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:51,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:51,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:51,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:51,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:51,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:51,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:51,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:51,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:51,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:51,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:51,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:52,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:52,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:52,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:52,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:52,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:52,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:52,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:52,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:52,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:52,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:52,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:52,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:52,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:52,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:52,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:52,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:52,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:52,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:52,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:52,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:52,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:52,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:52,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:52,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:52,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:52,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:52,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:52,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:52,041 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 -> 38080a42d3bc8b75f91fa94106eb0b9d7fadf20f [2019-11-27 16:27:52,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:52,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:52,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:52,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:52,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:52,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-reducer.c [2019-11-27 16:27:52,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2edb6ea4e/0d97e0e384c1467397b8d8c566fc51a4/FLAGcbb4cdae0 [2019-11-27 16:27:54,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:54,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-reducer.c [2019-11-27 16:27:54,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2edb6ea4e/0d97e0e384c1467397b8d8c566fc51a4/FLAGcbb4cdae0 [2019-11-27 16:27:54,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2edb6ea4e/0d97e0e384c1467397b8d8c566fc51a4 [2019-11-27 16:27:54,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:54,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:54,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:54,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:54,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:54,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:54" (1/1) ... [2019-11-27 16:27:54,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:54, skipping insertion in model container [2019-11-27 16:27:54,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:54" (1/1) ... [2019-11-27 16:27:54,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:55,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:59,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:59,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:01,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:01,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:01,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01 WrapperNode [2019-11-27 16:28:01,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:01,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:01,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:01,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:01,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:02,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:02,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:02,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:02,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:01" (1/1) ... [2019-11-27 16:28:02,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:03,010 INFO L168 Benchmark]: Toolchain (without parser) took 8402.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 765.8 MB in the end (delta: 184.4 MB). Peak memory consumption was 184.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:03,011 INFO L168 Benchmark]: CDTParser took 1.26 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 16:28:03,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7289.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 824.7 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:03,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 562.64 ms. Allocated memory is still 1.0 GB. Free memory was 824.7 MB in the beginning and 790.3 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:03,020 INFO L168 Benchmark]: Boogie Preprocessor took 543.86 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 765.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:03,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 7289.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 824.7 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 562.64 ms. Allocated memory is still 1.0 GB. Free memory was 824.7 MB in the beginning and 790.3 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 543.86 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 765.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 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 16:28:07,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:07,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:07,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:07,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:07,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:07,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:07,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:07,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:07,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:07,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:07,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:07,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:07,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:07,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:07,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:07,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:07,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:07,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:07,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:07,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:07,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:07,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:07,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:07,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:07,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:07,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:07,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:07,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:07,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:07,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:07,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:07,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:07,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:07,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:07,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:07,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:07,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:07,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:07,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:07,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:07,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:07,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:07,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:07,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:07,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:07,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:07,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:07,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:07,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:07,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:07,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:07,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:07,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:07,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:07,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:07,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:07,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:07,383 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:07,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:07,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:07,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:07,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:07,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:07,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:07,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:07,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:07,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:07,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:07,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:07,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:07,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:07,394 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 -> 38080a42d3bc8b75f91fa94106eb0b9d7fadf20f [2019-11-27 16:28:07,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:07,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:07,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:07,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:07,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:07,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-reducer.c [2019-11-27 16:28:08,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ae0f0d1/8af32ea9762b46c5a33051ded044e5bb/FLAGb6610c043 [2019-11-27 16:28:09,907 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:09,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+sep-reducer.c [2019-11-27 16:28:10,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ae0f0d1/8af32ea9762b46c5a33051ded044e5bb/FLAGb6610c043 [2019-11-27 16:28:10,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54ae0f0d1/8af32ea9762b46c5a33051ded044e5bb [2019-11-27 16:28:10,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:10,074 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:10,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:10,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:10,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:10,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:10" (1/1) ... [2019-11-27 16:28:10,100 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 04:28:10, skipping insertion in model container [2019-11-27 16:28:10,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:10" (1/1) ... [2019-11-27 16:28:10,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:10,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:15,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:15,595 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:18,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:18,574 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:18,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18 WrapperNode [2019-11-27 16:28:18,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:18,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:18,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:18,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:18,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:18,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:19,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:19,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:19,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:19,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:19,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:20,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:18" (1/1) ... [2019-11-27 16:28:20,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:20,169 INFO L168 Benchmark]: Toolchain (without parser) took 10086.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 914.0 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:20,170 INFO L168 Benchmark]: CDTParser took 2.95 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 16:28:20,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8500.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 740.2 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:20,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 845.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.2 MB in the beginning and 946.8 MB in the end (delta: -206.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:20,180 INFO L168 Benchmark]: Boogie Preprocessor took 731.63 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 914.0 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:20,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 8500.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 740.2 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 845.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.2 MB in the beginning and 946.8 MB in the end (delta: -206.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 731.63 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 914.0 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...