./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/pthread-nondet/nondet-loop-bound-variant-1.i -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 3da4a1e4efac52b3833b356f923a11ea84a86af0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pthread-nondet/nondet-loop-bound-variant-1.i -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 3da4a1e4efac52b3833b356f923a11ea84a86af0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:23:09,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:09,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:09,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:09,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:09,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:09,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:09,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:09,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:09,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:09,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:09,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:09,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:09,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:09,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:09,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:09,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:09,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:09,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:09,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:09,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:09,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:09,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:09,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:09,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:09,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:09,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:09,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:09,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:09,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:09,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:09,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:09,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:09,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:09,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:09,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:09,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:09,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:09,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:09,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:09,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:09,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:23:09,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:09,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:09,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:09,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:09,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:09,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:09,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:09,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:23:09,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:09,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:09,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:09,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:09,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:09,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:09,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:09,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:09,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:09,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:09,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:09,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:09,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:09,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:09,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:09,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:09,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:09,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:23:09,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:23:09,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:09,608 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 -> 3da4a1e4efac52b3833b356f923a11ea84a86af0 [2019-11-25 23:23:10,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:10,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:10,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:10,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:10,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:10,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-25 23:23:10,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7171df292/31bf254d7c12440cb0da722504402e36/FLAGee5d0e0f0 [2019-11-25 23:23:11,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:11,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-25 23:23:11,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7171df292/31bf254d7c12440cb0da722504402e36/FLAGee5d0e0f0 [2019-11-25 23:23:11,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7171df292/31bf254d7c12440cb0da722504402e36 [2019-11-25 23:23:11,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:11,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:11,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:11,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:11,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:11,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11, skipping insertion in model container [2019-11-25 23:23:11,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:11,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:12,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:12,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:12,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:13,161 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:13,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13 WrapperNode [2019-11-25 23:23:13,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:13,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:13,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:13,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:13,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:13,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:13,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:13,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:13,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:13,417 INFO L168 Benchmark]: Toolchain (without parser) took 1743.22 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 960.9 MB in the end (delta: 766.8 kB). Peak memory consumption was 832.3 kB. Max. memory is 12.5 GB. [2019-11-25 23:23:13,425 INFO L168 Benchmark]: CDTParser took 2.90 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. [2019-11-25 23:23:13,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1500.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:13,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.76 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:13,434 INFO L168 Benchmark]: Boogie Preprocessor took 89.96 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:13,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 1500.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.76 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.96 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:23:17,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:17,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:17,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:17,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:17,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:17,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:17,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:17,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:17,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:17,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:17,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:17,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:17,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:17,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:17,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:17,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:17,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:17,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:17,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:17,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:17,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:17,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:17,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:17,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:17,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:17,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:17,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:17,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:17,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:17,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:17,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:17,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:17,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:17,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:17,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:17,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:17,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:17,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:17,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:17,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:17,434 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:17,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:17,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:17,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:17,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:17,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:17,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:17,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:17,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:17,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:17,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:17,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:17,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:17,491 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:17,492 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:17,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:17,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:17,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:17,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:17,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:17,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:17,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:17,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:17,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:17,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:17,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:17,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:17,500 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:17,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:17,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:17,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:17,503 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 -> 3da4a1e4efac52b3833b356f923a11ea84a86af0 [2019-11-25 23:23:18,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:18,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:18,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:18,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:18,123 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:18,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-25 23:23:18,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429c5cd34/03c17ce1bcba46468ad45903484d7166/FLAGa2b141806 [2019-11-25 23:23:19,466 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:19,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-25 23:23:19,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429c5cd34/03c17ce1bcba46468ad45903484d7166/FLAGa2b141806 [2019-11-25 23:23:19,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429c5cd34/03c17ce1bcba46468ad45903484d7166 [2019-11-25 23:23:19,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:19,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:20,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:20,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:20,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:20,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:19" (1/1) ... [2019-11-25 23:23:20,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20, skipping insertion in model container [2019-11-25 23:23:20,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:19" (1/1) ... [2019-11-25 23:23:20,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:20,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:21,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:21,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:21,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:21,534 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:21,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21 WrapperNode [2019-11-25 23:23:21,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:21,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:21,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:21,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:21,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:21,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:21,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:21,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:21,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:21" (1/1) ... [2019-11-25 23:23:21,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:21,749 INFO L168 Benchmark]: Toolchain (without parser) took 1754.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 962.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,755 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:23:21,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 968.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,763 INFO L168 Benchmark]: Boogie Preprocessor took 75.70 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:21,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1534.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 968.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.70 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...