./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.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.4.1.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 6b524b27a1ad5d15812473e74b313ebf11c3dc3c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 6b524b27a1ad5d15812473e74b313ebf11c3dc3c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:26:42,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:42,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:42,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:42,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:42,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:42,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:42,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:42,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:42,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:42,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:42,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:42,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:42,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:42,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:42,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:42,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:42,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:42,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:42,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:42,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:42,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:42,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:42,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:42,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:42,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:42,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:42,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:42,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:42,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:42,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:42,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:42,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:42,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:42,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:42,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:42,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:42,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:42,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:42,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:42,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:42,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:42,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:42,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:42,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:42,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:42,623 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:42,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:42,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:42,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:42,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:42,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:42,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:42,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:42,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:42,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:42,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:42,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:42,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:42,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:42,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:42,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:42,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:42,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:42,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:42,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:42,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:42,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:42,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:42,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:42,632 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 -> 6b524b27a1ad5d15812473e74b313ebf11c3dc3c [2019-11-27 16:26:43,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:43,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:43,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:43,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:43,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:43,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:43,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97f3afc1/61e2739193894bf0bba93d1a76e2c0c7/FLAGfb19338c1 [2019-11-27 16:26:44,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:44,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:44,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97f3afc1/61e2739193894bf0bba93d1a76e2c0c7/FLAGfb19338c1 [2019-11-27 16:26:44,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97f3afc1/61e2739193894bf0bba93d1a76e2c0c7 [2019-11-27 16:26:44,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:44,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:44,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:44,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:44,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:44,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19261187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44, skipping insertion in model container [2019-11-27 16:26:44,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:44,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:45,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:45,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:45,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:45,875 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:45,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45 WrapperNode [2019-11-27 16:26:45,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:45,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:45,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:45,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:45,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:45,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:46,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:46,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:46,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:46,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:45" (1/1) ... [2019-11-27 16:26:46,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:46,162 INFO L168 Benchmark]: Toolchain (without parser) took 1476.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 979.9 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:46,176 INFO L168 Benchmark]: CDTParser took 2.00 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 16:26:46,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 979.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:46,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:46,184 INFO L168 Benchmark]: Boogie Preprocessor took 80.24 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:46,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 1196.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 979.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.24 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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 16:26:49,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:49,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:49,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:49,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:49,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:49,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:49,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:49,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:49,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:49,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:49,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:49,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:50,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:50,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:50,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:50,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:50,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:50,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:50,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:50,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:50,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:50,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:50,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:50,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:50,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:50,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:50,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:50,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:50,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:50,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:50,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:50,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:50,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:50,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:50,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:50,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:50,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:50,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:50,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:50,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:50,080 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:50,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:50,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:50,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:50,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:50,128 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:50,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:50,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:50,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:50,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:50,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:50,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:50,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:50,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:50,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:50,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:50,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:50,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:50,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:50,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:50,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:50,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:50,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:50,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:50,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:50,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:50,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:50,140 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:50,141 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:50,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:50,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:50,143 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 -> 6b524b27a1ad5d15812473e74b313ebf11c3dc3c [2019-11-27 16:26:50,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:50,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:50,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:50,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:50,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:50,854 INFO L428 ainManager$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.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:51,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42a1de06/841bc18a9c3c40d281d44e3e0fc30693/FLAG9d263d4df [2019-11-27 16:26:52,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:52,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:52,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42a1de06/841bc18a9c3c40d281d44e3e0fc30693/FLAG9d263d4df [2019-11-27 16:26:52,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42a1de06/841bc18a9c3c40d281d44e3e0fc30693 [2019-11-27 16:26:52,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:52,229 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:52,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:52,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:52,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:52,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:52" (1/1) ... [2019-11-27 16:26:52,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:52, skipping insertion in model container [2019-11-27 16:26:52,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:52" (1/1) ... [2019-11-27 16:26:52,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:52,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:53,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:53,032 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:53,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:53,295 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:53,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53 WrapperNode [2019-11-27 16:26:53,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:53,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:53,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:53,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:53,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:53,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,567 INFO L168 Benchmark]: Toolchain (without parser) took 1337.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:53,568 INFO L168 Benchmark]: CDTParser took 0.30 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 16:26:53,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1059.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.15 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,575 INFO L168 Benchmark]: Boogie Preprocessor took 111.98 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 16:26:53,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1059.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.15 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.98 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...