./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.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.UNBOUNDED.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 13a2ec95aa5101eaf15eddba5dff51b249ce9f16 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.UNBOUNDED.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 13a2ec95aa5101eaf15eddba5dff51b249ce9f16 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:27:55,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:55,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:55,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:55,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:55,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:55,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:55,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:55,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:55,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:55,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:55,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:55,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:55,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:55,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:55,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:55,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:55,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:55,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:55,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:55,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:55,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:55,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:55,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:55,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:55,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:55,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:55,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:55,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:55,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:55,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:55,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:55,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:55,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:55,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:55,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:55,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:55,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:55,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:55,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:55,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:55,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:56,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:56,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:56,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:56,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:56,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:56,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:56,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:56,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:56,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:56,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:56,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:56,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:56,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:56,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:56,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:56,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:56,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:56,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:56,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:56,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:56,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:56,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:56,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:56,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:56,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:56,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:56,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:56,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:56,035 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 -> 13a2ec95aa5101eaf15eddba5dff51b249ce9f16 [2019-11-27 16:27:56,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:56,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:56,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:56,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:56,650 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:56,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:27:56,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5fa25b4/a3776079e01b4b26bb2f9b95d3aaa4cc/FLAG414b835c9 [2019-11-27 16:27:58,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:58,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:27:58,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5fa25b4/a3776079e01b4b26bb2f9b95d3aaa4cc/FLAG414b835c9 [2019-11-27 16:27:58,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5fa25b4/a3776079e01b4b26bb2f9b95d3aaa4cc [2019-11-27 16:27:58,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:58,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:58,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:58,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:58,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:58,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:58" (1/1) ... [2019-11-27 16:27:58,702 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 04:27:58, skipping insertion in model container [2019-11-27 16:27:58,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:58" (1/1) ... [2019-11-27 16:27:58,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:59,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:03,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:03,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:04,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:04,765 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:04,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04 WrapperNode [2019-11-27 16:28:04,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:04,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:04,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:04,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:04,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:04,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:05,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:05,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:05,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:05,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:04" (1/1) ... [2019-11-27 16:28:05,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:05,866 INFO L168 Benchmark]: Toolchain (without parser) took 7177.06 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 772.7 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:05,867 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:05,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6085.45 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 837.2 MB in the end (delta: 118.8 MB). Peak memory consumption was 118.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:05,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 567.57 ms. Allocated memory is still 1.0 GB. Free memory was 837.2 MB in the beginning and 801.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:05,876 INFO L168 Benchmark]: Boogie Preprocessor took 511.40 ms. Allocated memory is still 1.0 GB. Free memory was 801.4 MB in the beginning and 772.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:05,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 6085.45 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 837.2 MB in the end (delta: 118.8 MB). Peak memory consumption was 118.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 567.57 ms. Allocated memory is still 1.0 GB. Free memory was 837.2 MB in the beginning and 801.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 511.40 ms. Allocated memory is still 1.0 GB. Free memory was 801.4 MB in the beginning and 772.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:28:09,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:09,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:09,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:09,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:09,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:09,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:09,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:09,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:09,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:09,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:09,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:09,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:09,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:09,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:09,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:09,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:09,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:09,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:09,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:09,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:09,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:09,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:09,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:09,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:09,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:09,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:09,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:09,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:09,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:09,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:09,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:09,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:09,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:09,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:09,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:09,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:09,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:09,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:09,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:09,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:09,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:09,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:09,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:09,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:09,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:09,889 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:09,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:09,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:09,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:09,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:09,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:09,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:09,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:09,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:09,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:09,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:09,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:09,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:09,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:09,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:09,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:09,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:09,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:09,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:09,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:09,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:09,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:09,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:09,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:09,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:09,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:09,906 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 -> 13a2ec95aa5101eaf15eddba5dff51b249ce9f16 [2019-11-27 16:28:10,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:10,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:10,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:10,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:10,492 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:10,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:10,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1f4d167/438327bb58744e2ebb7006fe14e2b8e4/FLAG16fd87b7a [2019-11-27 16:28:12,267 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:12,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:12,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1f4d167/438327bb58744e2ebb7006fe14e2b8e4/FLAG16fd87b7a [2019-11-27 16:28:12,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1f4d167/438327bb58744e2ebb7006fe14e2b8e4 [2019-11-27 16:28:12,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:12,820 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:12,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:12,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:12,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:12,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:12,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12, skipping insertion in model container [2019-11-27 16:28:12,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:12,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:13,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:17,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:17,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:20,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:20,378 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:20,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20 WrapperNode [2019-11-27 16:28:20,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:20,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:20,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:20,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:20,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:20,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:20,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:20,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:20,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:21,870 INFO L168 Benchmark]: Toolchain (without parser) took 9043.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 932.0 MB in the end (delta: 19.6 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,874 INFO L168 Benchmark]: CDTParser took 3.22 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 16:28:21,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7556.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 753.7 MB in the end (delta: 197.9 MB). Peak memory consumption was 198.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 550.04 ms. Allocated memory is still 1.0 GB. Free memory was 753.7 MB in the beginning and 724.4 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,883 INFO L168 Benchmark]: Boogie Preprocessor took 931.02 ms. Allocated memory is still 1.0 GB. Free memory was 724.4 MB in the beginning and 932.0 MB in the end (delta: -207.7 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.22 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 7556.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 753.7 MB in the end (delta: 197.9 MB). Peak memory consumption was 198.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 550.04 ms. Allocated memory is still 1.0 GB. Free memory was 753.7 MB in the beginning and 724.4 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.02 ms. Allocated memory is still 1.0 GB. Free memory was 724.4 MB in the beginning and 932.0 MB in the end (delta: -207.7 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...