./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.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.3.2.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 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.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 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:09:40,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:40,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:40,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:40,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:40,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:40,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:40,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:40,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:40,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:40,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:40,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:40,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:40,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:40,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:40,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:40,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:40,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:40,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:40,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:40,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:40,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:40,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:40,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:40,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:40,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:40,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:40,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:40,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:40,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:40,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:40,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:40,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:40,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:40,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:40,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:40,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:40,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:40,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:40,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:40,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:40,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:40,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:40,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:40,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:40,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:40,987 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:40,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:40,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:40,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:40,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:40,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:40,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:40,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:40,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:40,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:40,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:40,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:40,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:40,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:40,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:40,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:40,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:40,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:40,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:40,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:40,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:40,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:40,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:40,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:40,999 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 -> 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 [2019-11-25 23:09:41,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:41,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:41,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:41,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:41,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:41,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:41,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966ca601b/c308561ee64f4edf8eb025649469debe/FLAG6f2bc2690 [2019-11-25 23:09:42,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:42,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:42,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966ca601b/c308561ee64f4edf8eb025649469debe/FLAG6f2bc2690 [2019-11-25 23:09:43,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966ca601b/c308561ee64f4edf8eb025649469debe [2019-11-25 23:09:43,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:43,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:43,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:43,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:43,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:43,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:43" (1/1) ... [2019-11-25 23:09:43,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:43, skipping insertion in model container [2019-11-25 23:09:43,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:43" (1/1) ... [2019-11-25 23:09:43,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:43,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:44,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:44,792 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:45,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:45,348 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:45,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45 WrapperNode [2019-11-25 23:09:45,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:45,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:45,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:45,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:45,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:45,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:45,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:45,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:45,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:45,834 INFO L168 Benchmark]: Toolchain (without parser) took 2683.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 884.8 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:45,835 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-25 23:09:45,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2204.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.5 MB in the end (delta: 41.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:45,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.71 ms. Allocated memory is still 1.0 GB. Free memory was 913.5 MB in the beginning and 902.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:45,841 INFO L168 Benchmark]: Boogie Preprocessor took 248.76 ms. Allocated memory is still 1.0 GB. Free memory was 902.0 MB in the beginning and 884.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:45,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 2204.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.5 MB in the end (delta: 41.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.71 ms. Allocated memory is still 1.0 GB. Free memory was 913.5 MB in the beginning and 902.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.76 ms. Allocated memory is still 1.0 GB. Free memory was 902.0 MB in the beginning and 884.8 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 0.1.24-65d6cd2 [2019-11-25 23:09:48,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:48,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:48,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:48,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:48,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:48,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:48,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:48,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:48,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:48,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:48,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:48,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:48,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:48,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:48,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:48,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:48,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:48,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:48,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:48,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:48,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:48,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:48,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:48,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:48,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:48,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:48,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:48,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:48,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:48,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:48,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:48,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:48,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:48,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:48,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:48,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:48,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:48,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:48,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:48,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:48,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:48,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:48,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:48,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:48,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:48,967 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:48,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:48,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:48,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:48,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:48,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:48,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:48,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:48,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:48,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:48,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:48,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:48,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:48,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:48,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:48,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:48,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:48,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:48,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:48,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:48,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:48,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:48,977 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:48,977 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:48,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:48,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:48,979 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 -> 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 [2019-11-25 23:09:49,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:49,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:49,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:49,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:49,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:49,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:49,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94c66ebdd/ef52d90d834c4ea68a8bb97976e1d503/FLAG4c409d20e [2019-11-25 23:09:50,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:50,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:50,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94c66ebdd/ef52d90d834c4ea68a8bb97976e1d503/FLAG4c409d20e [2019-11-25 23:09:51,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94c66ebdd/ef52d90d834c4ea68a8bb97976e1d503 [2019-11-25 23:09:51,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:51,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:51,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:51,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:51,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:51,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:51" (1/1) ... [2019-11-25 23:09:51,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:51, skipping insertion in model container [2019-11-25 23:09:51,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:51" (1/1) ... [2019-11-25 23:09:51,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:51,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:52,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:52,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:53,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:53,659 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:53,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53 WrapperNode [2019-11-25 23:09:53,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:53,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:53,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:53,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:53,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:53,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:53,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:54,200 INFO L168 Benchmark]: Toolchain (without parser) took 3092.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 856.2 MB in the end (delta: 102.7 MB). Peak memory consumption was 102.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,200 INFO L168 Benchmark]: CDTParser took 1.87 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 23:09:54,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2548.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 890.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.41 ms. Allocated memory is still 1.0 GB. Free memory was 890.5 MB in the beginning and 873.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,208 INFO L168 Benchmark]: Boogie Preprocessor took 233.07 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 856.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.87 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 2548.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 890.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.41 ms. Allocated memory is still 1.0 GB. Free memory was 890.5 MB in the beginning and 873.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.07 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 856.2 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...