./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_lazy.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/seq-pthread/cs_lazy.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 455d9fa59169a265de81c42cc4250726e81fc5c2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-pthread/cs_lazy.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 455d9fa59169a265de81c42cc4250726e81fc5c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:29:15,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:15,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:15,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:15,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:15,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:15,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:15,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:15,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:15,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:15,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:15,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:15,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:15,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:15,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:15,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:15,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:15,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:15,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:15,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:15,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:15,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:15,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:15,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:15,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:15,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:15,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:15,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:15,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:15,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:15,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:15,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:15,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:15,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:15,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:15,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:15,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:15,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:15,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:15,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:15,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:15,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:15,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:15,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:15,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:15,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:15,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:15,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:15,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:15,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:15,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:15,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:15,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:15,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:15,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:15,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:15,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:15,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:15,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:15,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:15,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:15,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:15,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:15,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:15,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:15,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:15,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:15,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:15,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:15,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:15,487 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 -> 455d9fa59169a265de81c42cc4250726e81fc5c2 [2019-11-27 16:29:15,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:15,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:15,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:16,004 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:16,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:16,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_lazy.i [2019-11-27 16:29:16,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30267a91/d95d256ba40d4948b55822586651647a/FLAG1909bcbe5 [2019-11-27 16:29:17,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:17,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_lazy.i [2019-11-27 16:29:17,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30267a91/d95d256ba40d4948b55822586651647a/FLAG1909bcbe5 [2019-11-27 16:29:17,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30267a91/d95d256ba40d4948b55822586651647a [2019-11-27 16:29:17,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:17,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:17,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:17,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:17,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:17,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:17" (1/1) ... [2019-11-27 16:29:17,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:17, skipping insertion in model container [2019-11-27 16:29:17,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:17" (1/1) ... [2019-11-27 16:29:17,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:17,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:18,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:19,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:19,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:19,425 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:19,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19 WrapperNode [2019-11-27 16:29:19,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:19,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:19,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:19,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:19,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:19,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:19,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:19,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:19,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:20,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:20,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:20,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:20,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:20,185 INFO L168 Benchmark]: Toolchain (without parser) took 2578.89 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 938.1 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,186 INFO L168 Benchmark]: CDTParser took 1.92 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 16:29:20,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1821.20 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 966.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 323.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,197 INFO L168 Benchmark]: Boogie Preprocessor took 423.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 938.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 1821.20 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 966.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 323.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 938.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:29:24,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:24,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:24,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:24,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:24,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:24,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:24,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:24,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:24,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:24,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:24,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:24,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:24,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:24,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:24,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:24,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:24,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:24,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:24,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:24,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:24,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:24,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:24,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:24,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:24,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:24,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:24,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:24,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:24,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:24,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:24,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:24,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:24,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:24,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:24,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:24,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:24,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:24,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:24,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:24,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:24,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:24,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:24,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:24,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:24,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:24,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:24,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:24,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:24,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:24,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:24,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:24,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:24,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:24,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:24,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:24,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:24,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:24,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:24,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:24,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:24,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:24,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:24,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:24,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:24,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:24,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:24,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:24,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:24,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:24,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:24,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:24,335 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 -> 455d9fa59169a265de81c42cc4250726e81fc5c2 [2019-11-27 16:29:24,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:25,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:25,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:25,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:25,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:25,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_lazy.i [2019-11-27 16:29:25,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c37d5ab/80945b120efa4af592677660276885ca/FLAG07be1b734 [2019-11-27 16:29:26,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:26,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_lazy.i [2019-11-27 16:29:26,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c37d5ab/80945b120efa4af592677660276885ca/FLAG07be1b734 [2019-11-27 16:29:26,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c37d5ab/80945b120efa4af592677660276885ca [2019-11-27 16:29:26,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:26,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:26,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:26,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:26,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:26,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:26" (1/1) ... [2019-11-27 16:29:26,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:26, skipping insertion in model container [2019-11-27 16:29:26,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:26" (1/1) ... [2019-11-27 16:29:26,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:26,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:27,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:28,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:28,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:28,487 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:28,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28 WrapperNode [2019-11-27 16:29:28,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:28,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:28,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:28,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:28,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:28,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:28,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:28,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:28,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:28,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:28,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:28,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:28,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:28,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:29,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:29,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:29,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:28" (1/1) ... [2019-11-27 16:29:29,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:29,342 INFO L168 Benchmark]: Toolchain (without parser) took 2760.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 932.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,343 INFO L168 Benchmark]: CDTParser took 0.44 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 16:29:29,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1910.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 369.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,354 INFO L168 Benchmark]: Boogie Preprocessor took 467.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1910.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 369.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...