./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-lit/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-lit/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:39:05,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:05,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:05,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:05,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:05,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:05,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:05,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:05,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:05,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:05,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:05,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:05,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:05,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:05,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:05,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:05,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:05,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:05,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:05,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:05,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:05,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:05,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:05,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:05,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:05,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:05,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:05,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:05,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:05,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:05,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:05,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:05,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:05,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:05,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:05,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:05,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:05,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:05,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:05,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:05,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:05,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:05,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:05,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:05,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:05,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:05,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:05,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:05,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:05,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:05,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:05,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:05,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:05,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:05,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:05,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:05,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:05,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:05,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:05,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:05,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:05,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:05,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:05,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:05,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:05,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:05,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:05,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:05,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:05,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:05,320 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-27 16:39:05,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:05,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:05,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:05,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:05,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:05,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 16:39:06,104 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd76d0ca/9f1db6b882ce409ba09111f058c5873f/FLAGdeb0c6dad [2019-11-27 16:39:07,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:07,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 16:39:07,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd76d0ca/9f1db6b882ce409ba09111f058c5873f/FLAGdeb0c6dad [2019-11-27 16:39:07,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd76d0ca/9f1db6b882ce409ba09111f058c5873f [2019-11-27 16:39:07,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:07,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:07,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:07,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:07,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:07,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:07" (1/1) ... [2019-11-27 16:39:07,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363b519b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:07, skipping insertion in model container [2019-11-27 16:39:07,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:07" (1/1) ... [2019-11-27 16:39:07,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:07,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:08,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:08,924 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:09,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:09,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:09,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09 WrapperNode [2019-11-27 16:39:09,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:09,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:09,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:09,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:09,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:09,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:09,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:09,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:09,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:09" (1/1) ... [2019-11-27 16:39:09,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:09,466 INFO L168 Benchmark]: Toolchain (without parser) took 1662.73 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 968.2 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:09,472 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:09,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1415.49 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 973.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:09,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.13 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:09,484 INFO L168 Benchmark]: Boogie Preprocessor took 91.46 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:09,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 1415.49 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 973.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.13 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.46 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:39:13,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:13,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:13,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:13,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:13,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:13,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:13,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:13,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:13,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:13,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:13,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:13,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:13,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:13,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:13,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:13,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:13,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:13,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:13,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:13,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:13,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:13,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:13,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:13,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:13,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:13,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:13,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:13,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:13,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:13,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:13,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:13,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:13,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:13,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:13,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:13,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:13,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:13,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:13,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:13,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:13,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:13,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:13,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:13,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:13,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:13,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:13,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:13,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:13,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:13,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:13,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:13,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:13,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:13,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:13,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:13,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:13,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:13,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:13,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:13,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:13,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:13,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:13,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:13,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:13,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:13,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:13,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:13,522 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:13,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:13,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:13,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:13,527 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-27 16:39:14,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:14,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:14,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:14,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:14,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:14,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 16:39:14,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9dc5003/26027347781f4358a987fb21c3f9e71c/FLAG3a028503a [2019-11-27 16:39:15,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:15,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 16:39:15,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9dc5003/26027347781f4358a987fb21c3f9e71c/FLAG3a028503a [2019-11-27 16:39:15,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9dc5003/26027347781f4358a987fb21c3f9e71c [2019-11-27 16:39:15,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:15,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:15,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:15,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:15,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:15,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:15" (1/1) ... [2019-11-27 16:39:15,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13af696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:15, skipping insertion in model container [2019-11-27 16:39:15,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:15" (1/1) ... [2019-11-27 16:39:15,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:15,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:16,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:16,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:16,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:17,107 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:17,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17 WrapperNode [2019-11-27 16:39:17,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:17,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:17,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:17,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:17,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:17,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:17,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:17,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:17,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:17" (1/1) ... [2019-11-27 16:39:17,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:17,356 INFO L168 Benchmark]: Toolchain (without parser) took 1732.98 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 961.0 MB in the end (delta: 704.2 kB). Peak memory consumption was 769.7 kB. Max. memory is 12.5 GB. [2019-11-27 16:39:17,361 INFO L168 Benchmark]: CDTParser took 1.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:17,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.07 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 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:17,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:17,370 INFO L168 Benchmark]: Boogie Preprocessor took 100.65 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:17,380 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1495.07 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 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.65 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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...