./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.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_lcr.6.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 403f8c1781f06d3c746068387a8fc217f0bedebb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 403f8c1781f06d3c746068387a8fc217f0bedebb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:28:01,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:01,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:01,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:01,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:01,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:01,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:01,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:01,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:01,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:01,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:01,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:01,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:01,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:01,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:01,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:01,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:01,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:01,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:01,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:01,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:01,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:01,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:01,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:01,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:01,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:01,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:01,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:01,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:01,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:01,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:01,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:01,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:02,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:02,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:02,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:02,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:02,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:02,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:02,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:02,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:02,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:02,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:02,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:02,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:02,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:02,073 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:02,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:02,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:02,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:02,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:02,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:02,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:02,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:02,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:02,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:02,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:02,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:02,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:02,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:02,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:02,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:02,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:02,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:02,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:02,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:02,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:02,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:02,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:02,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:02,092 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 -> 403f8c1781f06d3c746068387a8fc217f0bedebb [2019-11-27 16:28:02,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:02,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:02,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:02,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:02,770 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:02,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:02,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830007c49/00e562372e094db792435ec2a0e0d367/FLAG6a723f42b [2019-11-27 16:28:04,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:04,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:04,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830007c49/00e562372e094db792435ec2a0e0d367/FLAG6a723f42b [2019-11-27 16:28:04,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830007c49/00e562372e094db792435ec2a0e0d367 [2019-11-27 16:28:04,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:04,628 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:04,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:04,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:04,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:04,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:04,650 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 04:28:04, skipping insertion in model container [2019-11-27 16:28:04,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:04,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:04,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:07,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:07,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:09,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:09,085 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:09,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09 WrapperNode [2019-11-27 16:28:09,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:09,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:09,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:09,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:09,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:09,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:09,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:09,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:09,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:09" (1/1) ... [2019-11-27 16:28:09,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:09,853 INFO L168 Benchmark]: Toolchain (without parser) took 5219.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 862.4 MB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:09,856 INFO L168 Benchmark]: CDTParser took 1.46 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 16:28:09,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4457.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.8 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:09,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 387.64 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:09,867 INFO L168 Benchmark]: Boogie Preprocessor took 365.95 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 862.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:09,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 4457.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.8 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 387.64 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.95 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 862.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 16:28:13,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:13,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:14,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:14,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:14,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:14,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:14,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:14,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:14,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:14,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:14,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:14,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:14,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:14,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:14,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:14,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:14,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:14,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:14,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:14,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:14,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:14,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:14,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:14,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:14,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:14,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:14,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:14,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:14,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:14,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:14,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:14,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:14,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:14,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:14,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:14,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:14,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:14,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:14,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:14,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:14,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:14,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:14,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:14,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:14,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:14,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:14,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:14,224 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:14,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:14,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:14,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:14,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:14,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:14,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:14,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:14,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:14,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:14,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:14,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:14,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:14,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:14,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:14,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:14,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:14,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:14,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:14,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:14,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:14,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:14,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:14,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:14,243 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 -> 403f8c1781f06d3c746068387a8fc217f0bedebb [2019-11-27 16:28:14,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:14,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:14,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:14,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:14,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:14,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:15,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a2c6f0/823c6654793b4b9bb915b8e781b655fd/FLAGf1a9d42f6 [2019-11-27 16:28:16,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:16,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:16,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a2c6f0/823c6654793b4b9bb915b8e781b655fd/FLAGf1a9d42f6 [2019-11-27 16:28:16,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a2c6f0/823c6654793b4b9bb915b8e781b655fd [2019-11-27 16:28:16,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:16,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:16,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:16,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:16,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:16,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:16,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16, skipping insertion in model container [2019-11-27 16:28:16,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:16,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:17,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:20,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:20,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:21,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:22,073 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:22,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22 WrapperNode [2019-11-27 16:28:22,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:22,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:22,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:22,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:22,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:22,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:22,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:22,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:22,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:22" (1/1) ... [2019-11-27 16:28:22,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:22,884 INFO L168 Benchmark]: Toolchain (without parser) took 6161.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 805.2 MB in the end (delta: 150.8 MB). Peak memory consumption was 150.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:22,885 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:22,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5355.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 839.6 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:22,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 420.22 ms. Allocated memory is still 1.0 GB. Free memory was 839.6 MB in the beginning and 822.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:22,895 INFO L168 Benchmark]: Boogie Preprocessor took 380.25 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 805.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:22,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5355.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 839.6 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 420.22 ms. Allocated memory is still 1.0 GB. Free memory was 839.6 MB in the beginning and 822.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 380.25 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 805.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...