./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/queue.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 e398e31baf6df0833ef87b1295f2afcd33d97a8e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/queue.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 e398e31baf6df0833ef87b1295f2afcd33d97a8e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:42,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:42,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:42,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:42,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:42,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:42,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:42,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:42,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:42,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:42,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:42,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:42,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:42,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:42,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:42,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:42,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:42,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:42,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:42,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:42,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:42,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:42,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:42,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:42,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:42,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:42,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:42,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:42,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:42,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:42,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:42,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:42,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:42,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:42,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:42,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:42,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:42,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:42,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:42,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:42,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:42,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:42,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:42,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:42,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:42,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:42,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:42,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:42,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:42,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:42,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:42,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:42,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:42,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:42,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:42,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:42,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:42,412 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:42,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:42,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:42,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:42,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:42,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:42,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:42,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:42,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:42,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:42,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:42,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:42,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:42,416 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 -> e398e31baf6df0833ef87b1295f2afcd33d97a8e [2019-11-27 10:07:42,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:42,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:42,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:42,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:42,912 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:42,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue.i [2019-11-27 10:07:43,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ecf682d8/291198cbcd304b4f9243b29e05b3d018/FLAG74754bfeb [2019-11-27 10:07:43,882 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:43,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue.i [2019-11-27 10:07:43,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ecf682d8/291198cbcd304b4f9243b29e05b3d018/FLAG74754bfeb [2019-11-27 10:07:44,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ecf682d8/291198cbcd304b4f9243b29e05b3d018 [2019-11-27 10:07:44,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:44,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:44,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:44,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:44,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:44,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7476f227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44, skipping insertion in model container [2019-11-27 10:07:44,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:44,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:45,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:45,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:45,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:45,473 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:45,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45 WrapperNode [2019-11-27 10:07:45,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:45,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:45,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:45,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:45,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:45,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:45,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:45,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:45,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:45,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:45,739 INFO L168 Benchmark]: Toolchain (without parser) took 1666.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,741 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:45,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1411.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 943.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,747 INFO L168 Benchmark]: Boogie Preprocessor took 105.63 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:45,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1411.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 943.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.63 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 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-da95e15 [2019-11-27 10:07:48,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:48,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:48,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:48,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:48,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:48,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:48,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:48,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:48,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:48,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:48,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:48,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:48,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:48,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:48,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:48,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:48,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:48,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:48,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:48,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:48,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:48,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:48,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:48,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:48,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:48,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:48,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:48,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:48,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:48,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:48,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:48,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:48,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:48,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:48,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:48,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:48,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:48,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:48,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:48,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:48,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:48,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:48,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:48,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:48,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:48,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:48,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:48,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:48,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:48,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:48,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:48,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:48,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:48,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:48,638 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:48,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:48,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:48,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:48,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:48,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:48,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:48,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:48,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:48,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:48,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:48,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:48,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:48,648 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:48,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:48,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:48,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:48,650 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 -> e398e31baf6df0833ef87b1295f2afcd33d97a8e [2019-11-27 10:07:49,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:49,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:49,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:49,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:49,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:49,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue.i [2019-11-27 10:07:49,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bc7c248/a41d8baea5b647d88b935313c37a50dd/FLAG62d8be0dd [2019-11-27 10:07:50,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:50,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue.i [2019-11-27 10:07:50,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bc7c248/a41d8baea5b647d88b935313c37a50dd/FLAG62d8be0dd [2019-11-27 10:07:50,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bc7c248/a41d8baea5b647d88b935313c37a50dd [2019-11-27 10:07:50,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:50,239 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:50,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:50,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:50,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:50,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50, skipping insertion in model container [2019-11-27 10:07:50,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:50,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:51,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:51,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:51,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:51,648 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:51,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51 WrapperNode [2019-11-27 10:07:51,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:51,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:51,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:51,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:51,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:51,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:51,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:51,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:51,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:51" (1/1) ... [2019-11-27 10:07:51,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:51,912 INFO L168 Benchmark]: Toolchain (without parser) took 1676.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 937.8 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:51,919 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:51,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1414.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 943.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:51,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.23 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:51,922 INFO L168 Benchmark]: Boogie Preprocessor took 110.46 ms. Allocated memory is still 1.0 GB. Free memory is still 937.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:51,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1414.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 943.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.23 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.46 ms. Allocated memory is still 1.0 GB. Free memory is still 937.8 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...