./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/lazy01.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/lazy01.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 ab0d24246c157035db17326bff34412824264885 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/lazy01.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 ab0d24246c157035db17326bff34412824264885 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:31,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:31,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:31,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:31,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:31,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:31,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:31,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:31,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:31,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:31,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:31,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:31,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:31,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:31,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:31,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:31,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:31,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:31,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:31,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:31,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:31,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:31,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:31,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:31,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:31,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:31,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:31,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:31,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:31,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:31,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:31,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:31,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:31,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:31,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:31,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:31,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:31,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:31,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:31,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:31,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:31,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:31,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:31,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:31,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:31,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:31,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:31,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:31,431 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:31,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:31,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:31,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:31,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:31,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:31,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:31,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:31,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:31,439 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:31,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:31,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:31,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:31,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:31,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:31,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:31,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:31,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:31,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:31,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:31,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:31,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:31,447 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 -> ab0d24246c157035db17326bff34412824264885 [2019-11-27 16:29:32,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:32,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:32,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:32,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:32,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:32,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/lazy01.i [2019-11-27 16:29:32,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e40537c/3318a6dfc8da42f68ea17856c520db7c/FLAG5104e96cc [2019-11-27 16:29:33,479 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:33,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/lazy01.i [2019-11-27 16:29:33,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e40537c/3318a6dfc8da42f68ea17856c520db7c/FLAG5104e96cc [2019-11-27 16:29:33,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e40537c/3318a6dfc8da42f68ea17856c520db7c [2019-11-27 16:29:33,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:33,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:33,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:33,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:33,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:33,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:33" (1/1) ... [2019-11-27 16:29:33,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fef7f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:33, skipping insertion in model container [2019-11-27 16:29:33,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:33" (1/1) ... [2019-11-27 16:29:33,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:33,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:34,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:34,706 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:34,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:35,011 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:35,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35 WrapperNode [2019-11-27 16:29:35,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:35,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:35,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:35,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:35,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:35,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:35,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:35,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:35,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:35,216 INFO L168 Benchmark]: Toolchain (without parser) took 1624.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:35,217 INFO L168 Benchmark]: CDTParser took 0.35 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 16:29:35,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1434.27 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 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:35,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.59 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:35,227 INFO L168 Benchmark]: Boogie Preprocessor took 71.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:35,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1434.27 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 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.59 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:39,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:39,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:39,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:39,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:39,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:39,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:39,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:39,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:39,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:39,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:39,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:39,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:39,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:39,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:39,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:39,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:39,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:39,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:39,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:39,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:39,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:39,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:39,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:39,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:39,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:39,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:39,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:39,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:39,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:39,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:39,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:39,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:39,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:39,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:39,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:39,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:39,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:39,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:39,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:39,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:39,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:39,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:39,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:39,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:39,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:39,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:39,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:39,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:39,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:39,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:39,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:39,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:39,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:39,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:39,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:39,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:39,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:39,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:39,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:39,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:39,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:39,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:39,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:39,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:39,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:39,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:39,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:39,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:39,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:39,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:39,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:39,437 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 -> ab0d24246c157035db17326bff34412824264885 [2019-11-27 16:29:40,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:40,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:40,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:40,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:40,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:40,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/lazy01.i [2019-11-27 16:29:40,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202947c5f/c37e32072eca4c52872b1d27a989364c/FLAGda32b74c3 [2019-11-27 16:29:41,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:41,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/lazy01.i [2019-11-27 16:29:41,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202947c5f/c37e32072eca4c52872b1d27a989364c/FLAGda32b74c3 [2019-11-27 16:29:41,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202947c5f/c37e32072eca4c52872b1d27a989364c [2019-11-27 16:29:41,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:41,457 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:41,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:41,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:41,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:41,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:41" (1/1) ... [2019-11-27 16:29:41,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f1be01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:41, skipping insertion in model container [2019-11-27 16:29:41,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:41" (1/1) ... [2019-11-27 16:29:41,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:41,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:42,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:42,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:42,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:42,960 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:42,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42 WrapperNode [2019-11-27 16:29:42,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:42,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:42,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:42,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:42,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:43,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:43,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:43,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:43,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:42" (1/1) ... [2019-11-27 16:29:43,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:43,183 INFO L168 Benchmark]: Toolchain (without parser) took 1719.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:43,184 INFO L168 Benchmark]: CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:43,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1499.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 972.4 MB in the end (delta: -3.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:43,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:43,199 INFO L168 Benchmark]: Boogie Preprocessor took 80.75 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:43,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1499.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 972.4 MB in the end (delta: -3.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.75 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...