./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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 7b5f2449a2e57e0836ccf0aedc0aff131d793f6f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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 7b5f2449a2e57e0836ccf0aedc0aff131d793f6f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:45,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:45,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:45,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:45,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:45,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:45,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:45,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:45,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:45,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:45,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:45,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:45,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:45,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:45,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:45,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:45,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:45,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:45,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:45,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:45,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:45,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:45,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:45,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:45,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:45,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:45,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:45,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:45,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:45,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:45,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:45,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:45,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:45,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:45,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:45,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:45,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:45,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:45,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:45,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:45,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:45,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:45,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:45,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:45,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:45,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:45,429 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:45,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:45,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:45,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:45,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:45,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:45,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:45,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:45,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:45,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:45,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:45,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:45,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:45,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:45,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:45,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:45,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:45,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:45,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:45,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:45,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:45,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:45,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:45,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:45,448 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 -> 7b5f2449a2e57e0836ccf0aedc0aff131d793f6f [2019-11-27 16:26:46,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:46,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:46,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:46,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:46,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:46,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:46,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c248fc1/2477820d614144dfa086c3bbb6c31015/FLAG01301abd0 [2019-11-27 16:26:47,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:47,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:47,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c248fc1/2477820d614144dfa086c3bbb6c31015/FLAG01301abd0 [2019-11-27 16:26:47,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c248fc1/2477820d614144dfa086c3bbb6c31015 [2019-11-27 16:26:47,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:47,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:47,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:47,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:47,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:47,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47, skipping insertion in model container [2019-11-27 16:26:47,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:47,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:48,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:48,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:48,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:48,930 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:48,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48 WrapperNode [2019-11-27 16:26:48,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:48,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:48,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:48,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:48,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:48,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:49,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:49,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:49,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:49,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:48" (1/1) ... [2019-11-27 16:26:49,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:49,205 INFO L168 Benchmark]: Toolchain (without parser) took 1640.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:49,206 INFO L168 Benchmark]: CDTParser took 4.94 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 16:26:49,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:49,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:49,214 INFO L168 Benchmark]: Boogie Preprocessor took 105.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:49,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.94 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 1373.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:53,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:53,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:53,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:53,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:53,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:53,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:53,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:53,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:53,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:53,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:53,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:53,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:53,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:53,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:53,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:53,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:53,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:53,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:53,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:53,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:53,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:53,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:53,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:53,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:53,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:53,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:53,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:53,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:53,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:53,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:53,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:53,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:53,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:53,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:53,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:53,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:53,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:53,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:53,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:53,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:53,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:53,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:53,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:53,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:53,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:53,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:53,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:53,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:53,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:53,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:53,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:53,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:53,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:53,502 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:53,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:53,504 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:53,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:53,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:53,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:53,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:53,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:53,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:53,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:53,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:53,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:53,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:53,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:53,512 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:53,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:53,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:53,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:53,515 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 -> 7b5f2449a2e57e0836ccf0aedc0aff131d793f6f [2019-11-27 16:26:54,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:54,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:54,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:54,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:54,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:54,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:54,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61245650a/56f4bb5b7c124fc29f08c8e52cdb58a1/FLAG9d1a598ca [2019-11-27 16:26:55,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:55,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:55,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61245650a/56f4bb5b7c124fc29f08c8e52cdb58a1/FLAG9d1a598ca [2019-11-27 16:26:55,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61245650a/56f4bb5b7c124fc29f08c8e52cdb58a1 [2019-11-27 16:26:55,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:55,625 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:55,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:55,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:55,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:55,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:55, skipping insertion in model container [2019-11-27 16:26:55,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:55,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:56,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:56,756 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:57,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:57,096 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:57,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57 WrapperNode [2019-11-27 16:26:57,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:57,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:57,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:57,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:57,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:57,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:57,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:57,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:57,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:57" (1/1) ... [2019-11-27 16:26:57,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:57,364 INFO L168 Benchmark]: Toolchain (without parser) took 1737.54 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:57,369 INFO L168 Benchmark]: CDTParser took 0.49 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 16:26:57,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1470.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:57,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.47 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:57,379 INFO L168 Benchmark]: Boogie Preprocessor took 118.42 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:57,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1470.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.47 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.42 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...