./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_ok.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 3c0894770f182e9395dcd10095062107b09c98b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_ok.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 3c0894770f182e9395dcd10095062107b09c98b2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:01,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:01,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:01,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:01,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:01,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:01,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:01,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:01,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:01,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:01,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:01,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:01,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:01,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:01,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:01,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:01,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:01,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:01,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:01,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:01,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:01,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:01,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:01,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:01,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:01,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:01,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:01,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:01,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:01,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:01,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:01,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:01,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:01,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:01,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:01,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:01,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:01,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:01,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:01,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:01,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:01,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:01,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:01,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:01,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:01,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:01,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:01,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:01,293 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:01,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:01,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:01,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:01,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:01,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:01,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:01,295 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:01,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:01,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:01,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:01,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:01,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:01,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:01,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:01,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:01,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:01,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:01,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:01,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:01,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:01,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:01,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:01,303 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 -> 3c0894770f182e9395dcd10095062107b09c98b2 [2019-11-24 21:26:01,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:01,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:01,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:01,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:01,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:01,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok.i [2019-11-24 21:26:01,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b2163c4/fe842d5604b94ec3b01170ac18d16117/FLAG62d1e71eb [2019-11-24 21:26:02,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:02,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i [2019-11-24 21:26:02,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b2163c4/fe842d5604b94ec3b01170ac18d16117/FLAG62d1e71eb [2019-11-24 21:26:02,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b2163c4/fe842d5604b94ec3b01170ac18d16117 [2019-11-24 21:26:02,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:02,967 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:02,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:02,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:02,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:02,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:02,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:02, skipping insertion in model container [2019-11-24 21:26:02,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:02" (1/1) ... [2019-11-24 21:26:02,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:03,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:03,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:03,976 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:04,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:04,343 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:04,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04 WrapperNode [2019-11-24 21:26:04,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:04,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:04,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:04,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:04,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:04,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:04,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:04,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:04,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:04" (1/1) ... [2019-11-24 21:26:04,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:04,588 INFO L168 Benchmark]: Toolchain (without parser) took 1621.15 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 933.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:04,590 INFO L168 Benchmark]: CDTParser took 0.67 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. [2019-11-24 21:26:04,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1377.99 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:04,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.96 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:04,599 INFO L168 Benchmark]: Boogie Preprocessor took 96.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:04,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 1377.99 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.96 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 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 0.1.24-32f2683 [2019-11-24 21:26:07,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:07,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:07,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:07,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:07,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:07,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:07,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:07,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:07,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:07,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:07,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:07,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:07,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:07,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:07,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:07,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:07,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:07,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:07,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:07,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:07,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:07,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:07,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:07,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:07,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:07,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:07,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:07,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:07,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:07,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:07,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:07,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:07,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:07,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:07,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:07,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:07,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:07,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:07,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:07,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:07,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:07,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:07,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:07,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:07,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:07,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:07,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:07,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:07,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:07,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:07,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:07,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:07,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:07,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:07,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:07,513 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:07,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:07,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:07,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:07,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:07,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:07,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:07,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:07,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:07,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:07,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:07,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:07,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:07,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:07,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:07,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:07,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:07,521 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 -> 3c0894770f182e9395dcd10095062107b09c98b2 [2019-11-24 21:26:07,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:07,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:07,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:07,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:07,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:07,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok.i [2019-11-24 21:26:08,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb405fa83/ad626af5eac24a9badeb5ccd6c3e826d/FLAG12c758998 [2019-11-24 21:26:08,998 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:08,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i [2019-11-24 21:26:09,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb405fa83/ad626af5eac24a9badeb5ccd6c3e826d/FLAG12c758998 [2019-11-24 21:26:09,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb405fa83/ad626af5eac24a9badeb5ccd6c3e826d [2019-11-24 21:26:09,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:09,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:09,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:09,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:09,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:09,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:09" (1/1) ... [2019-11-24 21:26:09,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:09, skipping insertion in model container [2019-11-24 21:26:09,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:09" (1/1) ... [2019-11-24 21:26:09,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:09,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:10,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:10,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:10,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:10,573 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:10,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10 WrapperNode [2019-11-24 21:26:10,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:10,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:10,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:10,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:10,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:10,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:10,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:10,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:10,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:10,840 INFO L168 Benchmark]: Toolchain (without parser) took 1685.92 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 939.3 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:10,844 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 21:26:10,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.12 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 945.0 MB in the end (delta: 18.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:10,848 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.95 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:10,851 INFO L168 Benchmark]: Boogie Preprocessor took 109.08 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:10,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1420.12 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 945.0 MB in the end (delta: 18.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.95 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.08 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 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...