./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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-var-start-time.4.1.ufo.BOUNDED-8.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 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.ufo.BOUNDED-8.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 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:26:40,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:40,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:40,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:40,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:40,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:40,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:40,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:40,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:40,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:40,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:41,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:41,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:41,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:41,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:41,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:41,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:41,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:41,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:41,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:41,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:41,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:41,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:41,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:41,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:41,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:41,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:41,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:41,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:41,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:41,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:41,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:41,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:41,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:41,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:41,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:41,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:41,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:41,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:41,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:41,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:41,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:41,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:41,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:41,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:41,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:41,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:41,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:41,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:41,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:41,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:41,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:41,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:41,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:41,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:41,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:41,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:41,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:41,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:41,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:41,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:41,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:41,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:41,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:41,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:41,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:41,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:41,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:41,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:41,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:41,110 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 -> 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 [2019-11-27 16:26:41,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:41,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:41,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:41,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:41,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:41,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-27 16:26:41,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d090f119a/eeb74ea7ccbe4dfb949100b84d85a9e3/FLAG7a52fdb5f [2019-11-27 16:26:42,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:42,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-27 16:26:43,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d090f119a/eeb74ea7ccbe4dfb949100b84d85a9e3/FLAG7a52fdb5f [2019-11-27 16:26:43,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d090f119a/eeb74ea7ccbe4dfb949100b84d85a9e3 [2019-11-27 16:26:43,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:43,238 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:43,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:43,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:43,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:43,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:43, skipping insertion in model container [2019-11-27 16:26:43,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:43,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:46,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:47,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:48,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:48,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:48,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48 WrapperNode [2019-11-27 16:26:48,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:48,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:48,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:48,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:48,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:48,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:49,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:49,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:49,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:49,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:50,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:50,057 INFO L168 Benchmark]: Toolchain (without parser) took 6814.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 884.5 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:50,057 INFO L168 Benchmark]: CDTParser took 0.25 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 16:26:50,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5323.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 759.1 MB in the end (delta: 191.1 MB). Peak memory consumption was 191.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:50,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 879.23 ms. Allocated memory is still 1.0 GB. Free memory was 759.1 MB in the beginning and 928.9 MB in the end (delta: -169.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:50,064 INFO L168 Benchmark]: Boogie Preprocessor took 603.52 ms. Allocated memory is still 1.0 GB. Free memory was 928.9 MB in the beginning and 884.5 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:50,074 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5323.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 759.1 MB in the end (delta: 191.1 MB). Peak memory consumption was 191.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 879.23 ms. Allocated memory is still 1.0 GB. Free memory was 759.1 MB in the beginning and 928.9 MB in the end (delta: -169.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.52 ms. Allocated memory is still 1.0 GB. Free memory was 928.9 MB in the beginning and 884.5 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 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 16:26:52,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:52,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:52,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:52,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:52,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:52,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:52,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:52,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:52,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:52,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:52,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:52,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:52,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:52,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:52,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:52,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:52,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:52,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:52,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:52,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:52,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:52,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:52,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:52,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:52,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:52,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:52,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:52,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:52,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:52,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:52,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:52,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:52,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:52,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:52,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:52,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:52,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:52,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:52,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:52,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:52,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:53,023 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:53,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:53,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:53,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:53,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:53,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:53,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:53,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:53,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:53,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:53,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:53,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:53,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:53,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:53,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:53,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:53,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:53,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:53,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:53,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:53,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:53,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:53,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:53,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:53,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:53,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:53,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:53,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:53,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:53,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:53,041 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 -> 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 [2019-11-27 16:26:53,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:53,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:53,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:53,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:53,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:53,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-27 16:26:53,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2d3c6b/18032bb279f843989682f6740c1bcbaa/FLAGca14439c6 [2019-11-27 16:26:54,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:54,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-27 16:26:54,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2d3c6b/18032bb279f843989682f6740c1bcbaa/FLAGca14439c6 [2019-11-27 16:26:55,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c2d3c6b/18032bb279f843989682f6740c1bcbaa [2019-11-27 16:26:55,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:55,136 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:55,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:55,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:55,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:55,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:55, skipping insertion in model container [2019-11-27 16:26:55,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:55,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:59,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:59,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:01,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:01,489 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:01,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01 WrapperNode [2019-11-27 16:27:01,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:01,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:01,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:01,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:01,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:01,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:01,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:01,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:01,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:01,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:01,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:01,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:02,514 INFO L168 Benchmark]: Toolchain (without parser) took 7374.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 809.3 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,515 INFO L168 Benchmark]: CDTParser took 1.70 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 16:27:02,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6353.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 906.9 MB in the end (delta: 36.2 MB). Peak memory consumption was 264.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 455.55 ms. Allocated memory is still 1.0 GB. Free memory was 906.9 MB in the beginning and 852.2 MB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,523 INFO L168 Benchmark]: Boogie Preprocessor took 561.10 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 809.3 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 6353.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 906.9 MB in the end (delta: 36.2 MB). Peak memory consumption was 264.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 455.55 ms. Allocated memory is still 1.0 GB. Free memory was 906.9 MB in the beginning and 852.2 MB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 561.10 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 809.3 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...