./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-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.6.2.ufo.UNBOUNDED.pals.c.v+cfa-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 35f1752d81b4bd17d33580b1adb9c195d161bfd1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.2.ufo.UNBOUNDED.pals.c.v+cfa-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 35f1752d81b4bd17d33580b1adb9c195d161bfd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:16,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:16,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:16,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:16,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:16,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:16,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:16,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:16,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:16,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:16,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:16,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:16,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:16,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:16,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:16,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:16,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:16,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:16,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:16,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:16,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:16,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:16,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:16,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:16,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:16,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:16,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:16,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:16,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:16,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:16,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:16,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:16,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:16,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:16,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:16,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:16,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:16,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:16,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:16,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:16,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:16,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:16,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:16,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:16,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:16,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:16,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:16,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:16,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:16,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:16,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:16,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:16,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:16,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:16,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:16,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:17,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:17,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:17,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:17,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:17,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:17,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:17,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:17,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:17,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:17,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:17,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:17,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:17,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:17,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:17,010 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 -> 35f1752d81b4bd17d33580b1adb9c195d161bfd1 [2019-11-27 16:27:17,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:17,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:17,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:17,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:17,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:17,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:17,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae4f68e/abae5f25b5ca497b872a9612e52c3f15/FLAGb3146e83e [2019-11-27 16:27:18,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:18,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:18,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae4f68e/abae5f25b5ca497b872a9612e52c3f15/FLAGb3146e83e [2019-11-27 16:27:18,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae4f68e/abae5f25b5ca497b872a9612e52c3f15 [2019-11-27 16:27:18,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:18,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:18,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:18,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:18,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:18,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18, skipping insertion in model container [2019-11-27 16:27:19,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:19,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:19,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:19,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:20,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:20,268 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:20,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20 WrapperNode [2019-11-27 16:27:20,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:20,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:20,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:20,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:20,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:20,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:20,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:20,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:20,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:20,534 INFO L168 Benchmark]: Toolchain (without parser) took 1542.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:20,535 INFO L168 Benchmark]: CDTParser took 0.35 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 16:27:20,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1285.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:20,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.37 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:20,548 INFO L168 Benchmark]: Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:20,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1285.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.37 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. 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 16:27:24,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:24,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:24,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:24,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:24,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:24,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:24,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:24,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:24,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:24,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:24,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:24,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:24,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:24,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:24,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:24,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:24,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:24,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:24,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:24,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:24,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:24,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:24,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:24,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:24,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:24,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:24,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:24,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:24,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:24,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:24,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:24,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:24,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:24,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:24,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:24,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:24,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:24,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:24,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:24,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:24,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:24,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:24,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:24,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:24,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:24,535 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:24,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:24,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:24,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:24,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:24,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:24,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:24,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:24,542 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:24,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:24,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:24,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:24,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:24,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:24,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:24,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:24,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:24,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:24,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:24,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:24,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:24,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:24,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:24,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:24,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:24,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:24,555 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 -> 35f1752d81b4bd17d33580b1adb9c195d161bfd1 [2019-11-27 16:27:25,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:25,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:25,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:25,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:25,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:25,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:25,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7decf199/1717f7523bf842ba8b43c5185ee2385a/FLAG525cca1ed [2019-11-27 16:27:26,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:26,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:26,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7decf199/1717f7523bf842ba8b43c5185ee2385a/FLAG525cca1ed [2019-11-27 16:27:26,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7decf199/1717f7523bf842ba8b43c5185ee2385a [2019-11-27 16:27:26,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:26,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:26,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:26,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:26,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:26,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26, skipping insertion in model container [2019-11-27 16:27:26,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:26,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:27,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:27,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:28,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:28,156 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:28,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28 WrapperNode [2019-11-27 16:27:28,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:28,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:28,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:28,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:28,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:28,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:28,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:28,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:28,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:28,411 INFO L168 Benchmark]: Toolchain (without parser) took 1721.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:28,414 INFO L168 Benchmark]: CDTParser took 0.41 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 16:27:28,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1467.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:28,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.06 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:28,424 INFO L168 Benchmark]: Boogie Preprocessor took 107.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:28,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1467.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.06 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...