./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-var-start-time.5.2.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 393f760eb2c1130afbaff91588a74ebced35b22f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-var-start-time.5.2.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 393f760eb2c1130afbaff91588a74ebced35b22f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:13,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:13,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:13,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:13,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:13,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:13,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:13,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:13,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:13,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:13,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:13,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:13,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:13,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:13,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:13,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:13,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:13,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:13,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:13,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:13,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:13,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:13,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:13,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:13,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:13,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:13,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:13,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:13,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:13,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:13,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:13,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:13,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:13,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:13,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:13,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:13,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:13,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:13,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:13,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:13,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:13,867 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:13,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:13,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:13,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:13,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:13,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:13,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:13,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:13,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:13,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:13,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:13,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:13,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:13,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:13,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:13,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:13,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:13,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:13,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:13,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:13,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:13,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:13,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:13,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:13,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:13,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:13,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:13,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:13,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:13,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-25 23:10:14,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:14,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:14,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:14,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:14,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:14,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:10:14,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5ab29e7/30f4342949e140d0bcd563295a5e92d1/FLAGa24c6bb74 [2019-11-25 23:10:16,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:16,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:10:17,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5ab29e7/30f4342949e140d0bcd563295a5e92d1/FLAGa24c6bb74 [2019-11-25 23:10:17,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5ab29e7/30f4342949e140d0bcd563295a5e92d1 [2019-11-25 23:10:17,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:17,097 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:17,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:17,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:17,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:17,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:17" (1/1) ... [2019-11-25 23:10:17,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f0116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:17, skipping insertion in model container [2019-11-25 23:10:17,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:17" (1/1) ... [2019-11-25 23:10:17,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:18,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:24,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:24,900 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:28,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:29,054 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:29,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29 WrapperNode [2019-11-25 23:10:29,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:29,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:29,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:29,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:29,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:29,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:29,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:29,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:29,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:29,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:29,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:29,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:29" (1/1) ... [2019-11-25 23:10:30,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:30,841 INFO L168 Benchmark]: Toolchain (without parser) took 13738.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 719.8 MB in the end (delta: 219.0 MB). Peak memory consumption was 219.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:30,842 INFO L168 Benchmark]: CDTParser took 1.34 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. [2019-11-25 23:10:30,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11955.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.5 MB in the end (delta: 77.3 MB). Peak memory consumption was 275.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:30,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 868.62 ms. Allocated memory is still 1.0 GB. Free memory was 861.5 MB in the beginning and 785.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:30,853 INFO L168 Benchmark]: Boogie Preprocessor took 906.41 ms. Allocated memory is still 1.0 GB. Free memory was 785.7 MB in the beginning and 719.8 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:30,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 11955.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.5 MB in the end (delta: 77.3 MB). Peak memory consumption was 275.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 868.62 ms. Allocated memory is still 1.0 GB. Free memory was 861.5 MB in the beginning and 785.7 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 906.41 ms. Allocated memory is still 1.0 GB. Free memory was 785.7 MB in the beginning and 719.8 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 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 0.1.24-65d6cd2 [2019-11-25 23:10:34,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:34,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:34,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:34,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:34,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:34,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:34,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:34,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:34,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:34,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:34,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:34,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:34,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:34,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:34,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:34,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:34,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:34,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:35,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:35,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:35,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:35,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:35,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:35,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:35,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:35,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:35,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:35,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:35,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:35,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:35,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:35,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:35,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:35,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:35,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:35,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:35,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:35,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:35,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:35,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:35,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:35,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:35,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:35,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:35,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:35,116 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:35,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:35,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:35,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:35,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:35,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:35,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:35,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:35,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:35,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:35,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:35,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:35,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:35,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:35,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:35,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:35,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:35,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:35,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:35,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:35,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:35,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:35,130 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:35,131 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:35,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:35,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:35,134 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-25 23:10:35,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:35,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:35,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:35,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:35,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:35,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:10:35,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb3697609/58afa4341313482daefc4e3c7ee4cfe5/FLAG84f791962 [2019-11-25 23:10:38,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:38,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:10:38,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb3697609/58afa4341313482daefc4e3c7ee4cfe5/FLAG84f791962 [2019-11-25 23:10:38,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb3697609/58afa4341313482daefc4e3c7ee4cfe5 [2019-11-25 23:10:38,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:38,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:38,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:38,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:38,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:38,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:38" (1/1) ... [2019-11-25 23:10:38,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64550174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:38, skipping insertion in model container [2019-11-25 23:10:38,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:38" (1/1) ... [2019-11-25 23:10:38,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:39,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:47,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:47,111 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:52,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:52,247 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:52,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52 WrapperNode [2019-11-25 23:10:52,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:52,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:52,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:52,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:52,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:52,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:53,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:53,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:53,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:53,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:53,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:53,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:53,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:53,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:54,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:54,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:54,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:54,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:54,796 INFO L168 Benchmark]: Toolchain (without parser) took 16360.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 791.0 MB in the end (delta: 147.8 MB). Peak memory consumption was 147.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,797 INFO L168 Benchmark]: CDTParser took 1.74 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. [2019-11-25 23:10:54,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13816.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 693.1 MB in the end (delta: 245.7 MB). Peak memory consumption was 262.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 1425.58 ms. Allocated memory is still 1.0 GB. Free memory was 693.1 MB in the beginning and 864.4 MB in the end (delta: -171.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,806 INFO L168 Benchmark]: Boogie Preprocessor took 1112.01 ms. Allocated memory is still 1.0 GB. Free memory was 864.4 MB in the beginning and 791.0 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 13816.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 693.1 MB in the end (delta: 245.7 MB). Peak memory consumption was 262.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1425.58 ms. Allocated memory is still 1.0 GB. Free memory was 693.1 MB in the beginning and 864.4 MB in the end (delta: -171.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1112.01 ms. Allocated memory is still 1.0 GB. Free memory was 864.4 MB in the beginning and 791.0 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...