./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.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 e6d154c2d8c9ffb51436248f0b5ce030a5a7b3a8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.1.ufo.UNBOUNDED.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 e6d154c2d8c9ffb51436248f0b5ce030a5a7b3a8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:26:27,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:27,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:27,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:27,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:27,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:27,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:27,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:27,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:27,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:27,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:27,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:27,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:27,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:27,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:27,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:27,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:27,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:27,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:27,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:27,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:27,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:27,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:27,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:27,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:27,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:27,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:27,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:27,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:27,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:27,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:27,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:27,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:27,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:27,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:27,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:27,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:27,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:27,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:27,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:27,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:27,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:27,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:27,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:27,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:27,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:27,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:27,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:27,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:27,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:27,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:27,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:27,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:27,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:27,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:27,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:27,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:27,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:27,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:27,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:27,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:27,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:27,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:27,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:27,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:27,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:27,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:27,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:27,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:27,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:27,338 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 -> e6d154c2d8c9ffb51436248f0b5ce030a5a7b3a8 [2019-11-27 16:26:27,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:27,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:27,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:27,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:27,845 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:27,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:27,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a85da874/5c2769938b8544db920202b36c5b331c/FLAGd4975ef38 [2019-11-27 16:26:29,006 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:29,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:29,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a85da874/5c2769938b8544db920202b36c5b331c/FLAGd4975ef38 [2019-11-27 16:26:29,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a85da874/5c2769938b8544db920202b36c5b331c [2019-11-27 16:26:29,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:29,487 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:29,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:29,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:29,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:29,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:29" (1/1) ... [2019-11-27 16:26:29,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:29, skipping insertion in model container [2019-11-27 16:26:29,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:29" (1/1) ... [2019-11-27 16:26:29,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:29,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:31,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:31,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:31,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:31,790 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:31,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31 WrapperNode [2019-11-27 16:26:31,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:31,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:31,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:31,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:31,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:31,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:32,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:32,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:32,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:32,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:32,289 INFO L168 Benchmark]: Toolchain (without parser) took 2795.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.1 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,290 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:32,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2308.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 914.8 MB in the end (delta: 39.7 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.8 MB in the beginning and 897.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,298 INFO L168 Benchmark]: Boogie Preprocessor took 259.66 ms. Allocated memory is still 1.0 GB. Free memory was 897.6 MB in the beginning and 886.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2308.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 914.8 MB in the end (delta: 39.7 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.8 MB in the beginning and 897.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 259.66 ms. Allocated memory is still 1.0 GB. Free memory was 897.6 MB in the beginning and 886.1 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 0.1.24-509859d [2019-11-27 16:26:35,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:35,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:35,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:35,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:35,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:35,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:35,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:35,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:35,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:35,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:35,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:35,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:35,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:35,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:35,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:35,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:35,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:35,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:35,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:35,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:35,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:35,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:35,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:35,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:35,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:35,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:35,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:35,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:35,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:35,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:35,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:35,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:35,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:35,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:35,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:35,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:35,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:35,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:35,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:35,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:35,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:35,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:35,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:35,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:35,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:35,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:35,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:35,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:35,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:35,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:35,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:35,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:35,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:35,214 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:35,214 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:35,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:35,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:35,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:35,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:35,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:35,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:35,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:35,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:35,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:35,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:35,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:35,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:35,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:35,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:35,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:35,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:35,223 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 -> e6d154c2d8c9ffb51436248f0b5ce030a5a7b3a8 [2019-11-27 16:26:35,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:35,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:35,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:35,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:35,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:35,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:35,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560a856d8/656dfe85edd4479f85a76642bff9b0e9/FLAG6511f6cb3 [2019-11-27 16:26:36,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:36,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:36,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560a856d8/656dfe85edd4479f85a76642bff9b0e9/FLAG6511f6cb3 [2019-11-27 16:26:37,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560a856d8/656dfe85edd4479f85a76642bff9b0e9 [2019-11-27 16:26:37,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:37,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:37,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:37,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:37,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:37,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:37" (1/1) ... [2019-11-27 16:26:37,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:37, skipping insertion in model container [2019-11-27 16:26:37,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:37" (1/1) ... [2019-11-27 16:26:37,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:37,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:39,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:39,188 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:39,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:39,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:39,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39 WrapperNode [2019-11-27 16:26:39,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:39,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:39,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:39,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:39,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:40,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:40,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:40,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:40,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:39" (1/1) ... [2019-11-27 16:26:40,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:40,422 INFO L168 Benchmark]: Toolchain (without parser) took 3086.04 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 844.6 MB in the end (delta: 111.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,422 INFO L168 Benchmark]: CDTParser took 0.24 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 16:26:40,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2574.16 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 879.0 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.02 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 861.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,429 INFO L168 Benchmark]: Boogie Preprocessor took 249.31 ms. Allocated memory is still 1.0 GB. Free memory was 861.8 MB in the beginning and 844.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,439 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 2574.16 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 879.0 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.02 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 861.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.31 ms. Allocated memory is still 1.0 GB. Free memory was 861.8 MB in the beginning and 844.6 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...