./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1da7fe6d72322a0ad15d26c9f79c83e056aecc3a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1da7fe6d72322a0ad15d26c9f79c83e056aecc3a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:04:41,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:41,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:41,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:41,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:41,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:41,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:41,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:41,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:41,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:41,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:41,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:41,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:41,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:41,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:41,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:41,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:41,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:41,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:41,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:41,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:41,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:41,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:41,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:41,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:41,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:41,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:41,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:41,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:41,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:41,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:41,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:41,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:41,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:41,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:41,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:41,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:41,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:41,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:41,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:41,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:41,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:41,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:41,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:41,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:41,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:41,311 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:41,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:41,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:41,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:41,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:41,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:41,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:41,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:41,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:41,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:41,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:41,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:41,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:41,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:41,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:41,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:41,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:41,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:41,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:41,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:41,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:41,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:41,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:41,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:41,323 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 -> 1da7fe6d72322a0ad15d26c9f79c83e056aecc3a [2019-11-27 10:04:41,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:41,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:41,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:41,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:41,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:41,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:04:41,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f1a4b0e/96314d6c6fe944149933986f68b7cc3e/FLAG399ca95e8 [2019-11-27 10:04:43,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:43,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:04:43,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f1a4b0e/96314d6c6fe944149933986f68b7cc3e/FLAG399ca95e8 [2019-11-27 10:04:43,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f1a4b0e/96314d6c6fe944149933986f68b7cc3e [2019-11-27 10:04:43,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:43,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:43,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:43,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:43,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:43,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:43" (1/1) ... [2019-11-27 10:04:43,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:43, skipping insertion in model container [2019-11-27 10:04:43,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:43" (1/1) ... [2019-11-27 10:04:43,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:43,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:45,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:45,162 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:45,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:45,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:45,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45 WrapperNode [2019-11-27 10:04:45,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:45,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:45,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:45,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:45,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:45,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:45,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:45,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:45,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:45,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:45,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:45,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:45" (1/1) ... [2019-11-27 10:04:46,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:46,223 INFO L168 Benchmark]: Toolchain (without parser) took 2709.25 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 886.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:46,224 INFO L168 Benchmark]: CDTParser took 1.35 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 10:04:46,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2203.60 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 914.7 MB in the end (delta: 47.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:46,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.62 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 897.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:46,231 INFO L168 Benchmark]: Boogie Preprocessor took 237.13 ms. Allocated memory is still 1.0 GB. Free memory was 897.5 MB in the beginning and 886.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:46,241 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 2203.60 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 914.7 MB in the end (delta: 47.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.62 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 897.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.13 ms. Allocated memory is still 1.0 GB. Free memory was 897.5 MB in the beginning and 886.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 10:04:48,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:48,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:49,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:49,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:49,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:49,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:49,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:49,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:49,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:49,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:49,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:49,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:49,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:49,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:49,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:49,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:49,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:49,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:49,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:49,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:49,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:49,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:49,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:49,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:49,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:49,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:49,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:49,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:49,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:49,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:49,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:49,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:49,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:49,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:49,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:49,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:49,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:49,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:49,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:49,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:49,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:49,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:49,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:49,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:49,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:49,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:49,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:49,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:49,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:49,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:49,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:49,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:49,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:49,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:49,149 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:49,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:49,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:49,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:49,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:49,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:49,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:49,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:49,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:49,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:49,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:49,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:49,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:49,154 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:49,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:49,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:49,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:49,156 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 -> 1da7fe6d72322a0ad15d26c9f79c83e056aecc3a [2019-11-27 10:04:49,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:49,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:49,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:49,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:49,637 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:49,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:04:49,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6568e95fe/3c74f774cb1e4f9188a29492c8b9c306/FLAG9de9d6974 [2019-11-27 10:04:50,781 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:50,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:04:50,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6568e95fe/3c74f774cb1e4f9188a29492c8b9c306/FLAG9de9d6974 [2019-11-27 10:04:51,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6568e95fe/3c74f774cb1e4f9188a29492c8b9c306 [2019-11-27 10:04:51,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:51,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:51,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:51,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:51,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:51,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:51" (1/1) ... [2019-11-27 10:04:51,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ad5a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:51, skipping insertion in model container [2019-11-27 10:04:51,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:51" (1/1) ... [2019-11-27 10:04:51,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:51,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:53,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:53,204 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:53,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:53,905 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:53,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53 WrapperNode [2019-11-27 10:04:53,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:53,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:53,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:53,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:53,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:54,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:54,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:54,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:54,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:54,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:54,391 INFO L168 Benchmark]: Toolchain (without parser) took 3116.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.9 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:54,392 INFO L168 Benchmark]: CDTParser took 0.26 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 10:04:54,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2630.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 880.3 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:54,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.72 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 863.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:54,397 INFO L168 Benchmark]: Boogie Preprocessor took 226.75 ms. Allocated memory is still 1.0 GB. Free memory was 863.0 MB in the beginning and 845.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:54,404 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 2630.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 880.3 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.72 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 863.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.75 ms. Allocated memory is still 1.0 GB. Free memory was 863.0 MB in the beginning and 845.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...