./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-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 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-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 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:50,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:50,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:51,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:51,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:51,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:51,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:51,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:51,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:51,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:51,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:51,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:51,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:51,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:51,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:51,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:51,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:51,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:51,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:51,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:51,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:51,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:51,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:51,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:51,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:51,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:51,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:51,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:51,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:51,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:51,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:51,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:51,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:51,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:51,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:51,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:51,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:51,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:51,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:51,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:51,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:51,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:51,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:51,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:51,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:51,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:51,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:51,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:51,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:51,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:51,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:51,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:51,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:51,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:51,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:51,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:51,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:51,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:51,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:51,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:51,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:51,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:51,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:51,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:51,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:51,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:51,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:51,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:51,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:51,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:51,242 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 -> 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d [2019-11-27 10:04:51,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:51,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:51,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:51,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:51,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:51,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:52,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffe9a614/c1d6e2b92032472294c3475e28666880/FLAGe41292e4c [2019-11-27 10:04:53,529 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:53,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:53,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffe9a614/c1d6e2b92032472294c3475e28666880/FLAGe41292e4c [2019-11-27 10:04:53,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ffe9a614/c1d6e2b92032472294c3475e28666880 [2019-11-27 10:04:53,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:53,603 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:53,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:53,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:53,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:53,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:53,622 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 10:04:53, skipping insertion in model container [2019-11-27 10:04:53,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:53,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:53,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:55,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:55,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:55,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:56,018 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:56,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56 WrapperNode [2019-11-27 10:04:56,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:56,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:56,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:56,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:56,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:56,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:56,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:56,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:56,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:56,545 INFO L168 Benchmark]: Toolchain (without parser) took 2932.53 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 938.9 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:56,546 INFO L168 Benchmark]: CDTParser took 0.47 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 10:04:56,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2412.19 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 956.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:56,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.01 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:56,556 INFO L168 Benchmark]: Boogie Preprocessor took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:56,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2412.19 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 956.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.01 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:00,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:00,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:00,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:00,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:00,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:00,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:00,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:00,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:00,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:00,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:00,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:00,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:00,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:00,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:00,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:00,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:00,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:00,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:00,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:00,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:00,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:00,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:00,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:00,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:00,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:00,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:00,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:00,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:00,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:00,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:00,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:00,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:00,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:00,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:00,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:00,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:00,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:00,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:00,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:00,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:00,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:00,791 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:00,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:00,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:00,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:00,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:00,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:00,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:00,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:00,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:00,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:00,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:00,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:00,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:00,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:00,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:00,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:00,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:00,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:00,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:00,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:00,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:00,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:00,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:00,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:00,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:00,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:00,812 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:00,814 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:00,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:00,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:00,815 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 -> 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d [2019-11-27 10:05:01,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:01,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:01,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:01,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:01,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:01,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:01,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d283a4662/3562ed0a0acd4065855c67d0b68c3f6f/FLAG399bba588 [2019-11-27 10:05:03,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:03,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:03,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d283a4662/3562ed0a0acd4065855c67d0b68c3f6f/FLAG399bba588 [2019-11-27 10:05:03,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d283a4662/3562ed0a0acd4065855c67d0b68c3f6f [2019-11-27 10:05:03,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:03,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:03,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:03,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:03,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:03,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,153 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 10:05:03, skipping insertion in model container [2019-11-27 10:05:03,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:03,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:05,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,061 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:05,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:05,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05 WrapperNode [2019-11-27 10:05:05,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:05,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:05,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:05,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:05,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:06,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:06,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:06,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:06,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:06,345 INFO L168 Benchmark]: Toolchain (without parser) took 3216.99 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 927.7 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,346 INFO L168 Benchmark]: CDTParser took 0.45 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 10:05:06,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2650.73 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.08 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 933.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,355 INFO L168 Benchmark]: Boogie Preprocessor took 256.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2650.73 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.08 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 933.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.7 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...