./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-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_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-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 f0e527e07e107857a2ceefa778655982900c5732 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.8.1.ufo.BOUNDED-16.pals.c.v+nlh-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 f0e527e07e107857a2ceefa778655982900c5732 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:22,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:22,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:22,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:22,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:22,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:23,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:23,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:23,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:23,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:23,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:23,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:23,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:23,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:23,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:23,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:23,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:23,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:23,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:23,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:23,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:23,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:23,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:23,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:23,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:23,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:23,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:23,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:23,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:23,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:23,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:23,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:23,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:23,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:23,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:23,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:23,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:23,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:23,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:23,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:23,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:23,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:23,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:23,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:23,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:23,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:23,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:23,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:23,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:23,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:23,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:23,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:23,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:23,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:23,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:23,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:23,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:23,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:23,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:23,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:23,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:23,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:23,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:23,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:23,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:23,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:23,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:23,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:23,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:23,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:23,141 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 -> f0e527e07e107857a2ceefa778655982900c5732 [2019-11-27 10:06:23,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:23,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:23,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:23,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:23,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:23,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-11-27 10:06:23,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26ab7306/0825b64c664a45ccb073829eac374f67/FLAG3a17e2f7e [2019-11-27 10:06:24,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:24,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-11-27 10:06:24,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26ab7306/0825b64c664a45ccb073829eac374f67/FLAG3a17e2f7e [2019-11-27 10:06:24,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26ab7306/0825b64c664a45ccb073829eac374f67 [2019-11-27 10:06:24,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:24,737 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:24,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:24,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:24,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:24,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24, skipping insertion in model container [2019-11-27 10:06:24,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:24,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:25,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:25,597 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:25,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:25,837 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:25,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25 WrapperNode [2019-11-27 10:06:25,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:25,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:25,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:25,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:25,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:25,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:25,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:25,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:25,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:26,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:26,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:26,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:26,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:26,069 INFO L168 Benchmark]: Toolchain (without parser) took 1330.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:26,076 INFO L168 Benchmark]: CDTParser took 0.68 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 10:06:26,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1098.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:26,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.88 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:26,087 INFO L168 Benchmark]: Boogie Preprocessor took 106.22 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:26,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 1098.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.88 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.22 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. 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 10:06:28,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:28,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:28,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:28,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:28,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:28,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:28,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:28,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:28,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:28,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:28,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:28,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:28,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:28,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:28,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:28,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:28,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:28,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:28,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:28,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:28,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:28,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:28,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:28,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:28,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:28,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:28,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:28,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:28,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:28,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:28,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:28,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:28,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:28,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:28,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:28,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:28,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:28,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:28,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:28,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:28,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:28,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:28,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:29,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:29,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:29,002 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:29,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:29,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:29,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:29,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:29,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:29,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:29,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:29,006 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:29,006 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:29,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:29,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:29,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:29,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:29,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:29,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:29,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:29,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:29,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:29,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:29,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:29,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:29,011 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:29,011 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:29,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:29,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:29,015 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 -> f0e527e07e107857a2ceefa778655982900c5732 [2019-11-27 10:06:29,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:29,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:29,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:29,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:29,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:29,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-11-27 10:06:29,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6f7ad57/d617b5027d2148c5bd6a868b0779c985/FLAGd69a4ce09 [2019-11-27 10:06:30,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:30,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-11-27 10:06:30,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6f7ad57/d617b5027d2148c5bd6a868b0779c985/FLAGd69a4ce09 [2019-11-27 10:06:30,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6f7ad57/d617b5027d2148c5bd6a868b0779c985 [2019-11-27 10:06:30,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:30,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:30,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:30,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:30,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:30,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:30" (1/1) ... [2019-11-27 10:06:30,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:30, skipping insertion in model container [2019-11-27 10:06:30,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:30" (1/1) ... [2019-11-27 10:06:30,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:30,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:31,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:31,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:31,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:31,918 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:31,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31 WrapperNode [2019-11-27 10:06:31,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:31,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:31,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:31,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:31,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:31,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:32,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:32,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:32,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:32,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:32,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:32,164 INFO L168 Benchmark]: Toolchain (without parser) took 1524.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:32,167 INFO L168 Benchmark]: CDTParser took 0.30 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 10:06:32,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1280.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:32,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:32,177 INFO L168 Benchmark]: Boogie Preprocessor took 119.07 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:32,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1280.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.07 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...